League pitching register -- National League
Regular season -- as of 10/16/2009
| Primary |
| Name | Team | P | Age | ERA | W | L | S | G | GS | CG | SHO | INN | H | R | ER | BB | K | HR | GDP |
| David Aardsma | PHI | mr | 27 | 14.29 | 1 | 0 | 0 | 6 | 0 | 0 | 0 | 5.2 | 7 | 9 | 9 | 7 | 4 | 1 | 0 |
| Jeremy Accardo | NYN | cl | 27 | 4.06 | 8 | 5 | 15 | 69 | 0 | 0 | 0 | 71.0 | 75 | 34 | 32 | 28 | 48 | 4 | 8 |
| Alfredo Aceves |   | sp | 26 | 5.44 | 2 | 5 | 5 | 39 | 0 | 0 | 0 | 49.2 | 52 | 35 | 30 | 18 | 24 | 8 | 3 |
| Manny Acosta |   | mr | 28 | 5.28 | 9 | 4 | 4 | 97 | 0 | 0 | 0 | 93.2 | 94 | 60 | 55 | 57 | 83 | 13 | 10 |
| Mike Adams | SF | mr | 30 | 4.10 | 0 | 2 | 0 | 21 | 1 | 0 | 0 | 26.1 | 31 | 12 | 12 | 6 | 35 | 4 | 3 |
| Jeremy Affeldt* | FLA | mr | 30 | 1.50 | 5 | 2 | 38 | 65 | 0 | 0 | 0 | 72.0 | 48 | 14 | 12 | 23 | 58 | 3 | 13 |
| Omar Aguilar | MIL | mr | 24 | 6.17 | 0 | 2 | 0 | 9 | 0 | 0 | 0 | 11.2 | 12 | 9 | 8 | 11 | 11 | 0 | 1 |
| Matt Albers | CHN | mr | 26 | 5.75 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 20.1 | 29 | 13 | 13 | 11 | 11 | 3 | 2 |
| Brett Anderson* |   | sp | 21 | 4.44 | 0 | 5 | 1 | 20 | 4 | 0 | 0 | 48.2 | 51 | 31 | 24 | 21 | 29 | 6 | 13 |
| Alberto Arias | ARI | mr | 25 | 6.00 | 0 | 1 | 0 | 19 | 0 | 0 | 0 | 18.0 | 18 | 13 | 12 | 6 | 11 | 3 | 2 |
| Jose Arredondo | SD | mr | 25 | 8.03 | 1 | 5 | 4 | 22 | 0 | 0 | 0 | 24.2 | 36 | 24 | 22 | 14 | 16 | 5 | 3 |
| Bronson Arroyo |   | sp | 32 | 5.79 | 4 | 4 | 0 | 14 | 10 | 1 | 0 | 60.2 | 78 | 45 | 39 | 23 | 49 | 7 | 6 |
| Luis Ayala | MIL | mr | 31 | 5.45 | 0 | 4 | 1 | 29 | 0 | 0 | 0 | 39.2 | 53 | 26 | 24 | 11 | 33 | 7 | 5 |
| Danys Baez | ATL | mr | 31 | 3.70 | 0 | 4 | 3 | 19 | 0 | 0 | 0 | 24.1 | 21 | 10 | 10 | 13 | 11 | 2 | 5 |
| Andrew Bailey | ARI | sp | 25 | 4.30 | 2 | 1 | 0 | 10 | 0 | 0 | 0 | 14.2 | 15 | 9 | 7 | 7 | 5 | 3 | 1 |
| Scott Baker | MIL | sp | 27 | 3.77 | 7 | 10 | 0 | 31 | 30 | 2 | 1 | 186.1 | 190 | 88 | 78 | 64 | 136 | 19 | 28 |
| John Bale* |   | mr | 35 | 4.42 | 7 | 5 | 0 | 22 | 22 | 1 | 0 | 134.1 | 147 | 73 | 66 | 42 | 99 | 14 | 14 |
| Grant Balfour | FLA | mr | 31 | 3.55 | 3 | 2 | 0 | 12 | 0 | 0 | 0 | 12.2 | 9 | 5 | 5 | 9 | 17 | 1 | 0 |
| Brian Bannister | ATL | sp | 28 | 5.59 | 5 | 13 | 0 | 32 | 30 | 2 | 0 | 188.1 | 214 | 124 | 117 | 59 | 108 | 32 | 21 |
| Daniel Bard | HOU | mr | 24 | 4.76 | 8 | 4 | 20 | 76 | 0 | 0 | 0 | 79.1 | 69 | 42 | 42 | 36 | 65 | 17 | 4 |
| Yorman Bazardo |   | sp | 24 | 11.34 | 0 | 2 | 0 | 14 | 1 | 0 | 0 | 16.2 | 24 | 22 | 21 | 10 | 5 | 5 | 1 |
| Josh Beckett |   | sp | 29 | 4.04 | 11 | 11 | 0 | 30 | 30 | 4 | 2 | 193.2 | 191 | 91 | 87 | 40 | 164 | 29 | 23 |
| Erik Bedard* | SF | sp | 30 | 4.11 | 4 | 5 | 0 | 15 | 15 | 0 | 0 | 87.2 | 70 | 40 | 40 | 36 | 108 | 8 | 5 |
| Matt Belisle |   | mr | 29 | 4.00 | 8 | 5 | 0 | 17 | 17 | 1 | 0 | 114.2 | 120 | 58 | 51 | 28 | 60 | 9 | 10 |
| Jeff Bennett |   | mr | 29 | 3.30 | 8 | 8 | 0 | 25 | 22 | 0 | 0 | 141.2 | 132 | 60 | 52 | 66 | 105 | 14 | 20 |
| Jason Bergmann | SD | sp | 27 | 7.30 | 0 | 1 | 0 | 4 | 2 | 0 | 0 | 12.1 | 12 | 10 | 10 | 5 | 9 | 2 | 2 |
| Chad Billingsley | HOU | sp | 24 | 2.92 | 10 | 12 | 0 | 35 | 35 | 5 | 2 | 237.2 | 196 | 88 | 77 | 69 | 225 | 18 | 28 |
| Joe Blanton | PHI | sp | 28 | 4.02 | 17 | 8 | 0 | 33 | 33 | 3 | 0 | 224.0 | 216 | 117 | 100 | 68 | 153 | 19 | 23 |
| Mitchell Boggs | MIL | sp | 25 | 6.79 | 0 | 5 | 0 | 15 | 8 | 0 | 0 | 58.1 | 76 | 51 | 44 | 38 | 29 | 9 | 10 |
| Jeremy Bonderman | SF | sp | 26 | 6.14 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 7.1 | 5 | 5 | 5 | 3 | 6 | 1 | 0 |
| Chad Bradford | CIN | mr | 34 | 4.26 | 2 | 1 | 0 | 10 | 0 | 0 | 0 | 12.2 | 17 | 9 | 6 | 6 | 6 | 2 | 3 |
| Bill Bray* | ARI | mr | 26 | 11.57 | 0 | 1 | 1 | 2 | 0 | 0 | 0 | 2.1 | 3 | 3 | 3 | 1 | 5 | 1 | 0 |
| Craig Breslow* | WAS | mr | 28 | 4.16 | 7 | 6 | 5 | 58 | 0 | 0 | 0 | 71.1 | 62 | 34 | 33 | 31 | 48 | 4 | 13 |
| Chris Britton | LAD | mr | 26 | 4.05 | 4 | 3 | 2 | 34 | 0 | 0 | 0 | 46.2 | 35 | 25 | 21 | 21 | 38 | 6 | 7 |
| Lance Broadway | SD | sp | 25 | 5.46 | 1 | 2 | 0 | 24 | 0 | 0 | 0 | 29.2 | 34 | 18 | 18 | 9 | 17 | 5 | 2 |
| Brooks Brown | COL | sp | 23 | 5.36 | 5 | 6 | 0 | 16 | 15 | 0 | 0 | 95.2 | 108 | 63 | 57 | 48 | 45 | 13 | 16 |
| Jonathan Broxton | PIT | mr | 25 | 2.10 | 6 | 6 | 32 | 63 | 0 | 0 | 0 | 68.2 | 46 | 17 | 16 | 15 | 79 | 3 | 5 |
| Clay Buchholz | HOU | sp | 24 | 3.78 | 9 | 10 | 0 | 33 | 32 | 1 | 0 | 207.1 | 209 | 95 | 87 | 80 | 176 | 17 | 22 |
| Mark Buehrle* | FLA | sp | 30 | 3.15 | 3 | 1 | 0 | 6 | 6 | 1 | 1 | 40.0 | 27 | 17 | 14 | 13 | 13 | 2 | 4 |
| Jason Bulger | WAS | mr | 30 | 4.54 | 2 | 3 | 1 | 33 | 0 | 0 | 0 | 41.2 | 40 | 24 | 21 | 24 | 51 | 10 | 6 |
| Bryan Bullington | SF | sp | 28 | 4.29 | 1 | 2 | 1 | 5 | 4 | 0 | 0 | 21.0 | 21 | 12 | 10 | 6 | 15 | 3 | 2 |
| A.J. Burnett | FLA | sp | 32 | 5.21 | 5 | 2 | 0 | 9 | 9 | 0 | 0 | 57.0 | 53 | 36 | 33 | 25 | 60 | 7 | 3 |
| Sean Burnett* | LAD | mr | 26 | 5.80 | 1 | 4 | 0 | 19 | 11 | 1 | 0 | 71.1 | 80 | 51 | 46 | 29 | 41 | 13 | 7 |
| David Bush | HOU | sp | 29 | 4.46 | 5 | 2 | 0 | 16 | 15 | 2 | 1 | 101.0 | 122 | 52 | 50 | 20 | 58 | 16 | 15 |
| Tim Byrdak* | SF | mr | 35 | 2.88 | 7 | 4 | 2 | 52 | 0 | 0 | 0 | 56.1 | 50 | 20 | 18 | 24 | 50 | 4 | 7 |
| Daniel Cabrera | NYN | sp | 28 | 5.74 | 5 | 12 | 0 | 24 | 24 | 2 | 2 | 141.0 | 155 | 95 | 90 | 74 | 115 | 20 | 19 |
| Fernando Cabrera | HOU | mr | 27 | 5.02 | 6 | 6 | 3 | 71 | 0 | 0 | 0 | 98.2 | 103 | 56 | 55 | 52 | 93 | 23 | 12 |
| Matt Cain | CIN | sp | 24 | 3.94 | 16 | 13 | 0 | 39 | 39 | 0 | 0 | 239.2 | 240 | 122 | 105 | 84 | 209 | 24 | 16 |
| Jorge Campillo | LAD | sp | 30 | 5.11 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 12.1 | 14 | 7 | 7 | 5 | 5 | 1 | 1 |
| Matt Capps | STL | cl | 25 | 8.53 | 2 | 4 | 7 | 19 | 0 | 0 | 0 | 19.0 | 27 | 18 | 18 | 5 | 20 | 3 | 0 |
| Buddy Carlyle | WAS | mr | 31 | 3.53 | 8 | 5 | 0 | 22 | 22 | 5 | 2 | 148.0 | 145 | 62 | 58 | 44 | 118 | 14 | 13 |
| Fausto Carmona |   | sp | 25 | 2.76 | 12 | 8 | 0 | 37 | 37 | 1 | 1 | 234.2 | 202 | 81 | 72 | 82 | 139 | 10 | 39 |
| Andrew Carpenter | NYN | sp | 24 | 33.75 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 1.1 | 7 | 5 | 5 | 1 | 0 | 1 | 0 |
| Chris Carpenter | PIT | sp | 34 | 3.68 | 1 | 1 | 0 | 3 | 3 | 1 | 0 | 22.0 | 21 | 9 | 9 | 5 | 14 | 1 | 0 |
| Brett Cecil* | STL | sp | 22 | 4.77 | 9 | 4 | 0 | 21 | 21 | 1 | 1 | 126.1 | 143 | 71 | 67 | 42 | 92 | 18 | 21 |
| Jose Ceda | ATL | mr | 22 | 5.38 | 5 | 4 | 2 | 47 | 7 | 0 | 0 | 82.0 | 89 | 51 | 49 | 43 | 66 | 13 | 7 |
| Jhoulys Chacin |   | sp | 21 | 4.70 | 4 | 6 | 0 | 20 | 12 | 0 | 0 | 90.0 | 105 | 49 | 47 | 24 | 40 | 11 | 8 |
| Randy Choate* | FLA | mr | 33 | 4.66 | 9 | 7 | 0 | 37 | 25 | 0 | 0 | 170.0 | 162 | 92 | 88 | 61 | 126 | 26 | 16 |
| Vinnie Chulk | CIN | mr | 30 | 4.27 | 1 | 4 | 1 | 42 | 6 | 0 | 0 | 84.1 | 81 | 42 | 40 | 39 | 49 | 7 | 8 |
| Christopher Cody* | WAS | sp | 25 | 3.66 | 1 | 0 | 1 | 12 | 1 | 0 | 0 | 19.2 | 22 | 9 | 8 | 5 | 10 | 4 | 3 |
| Phil Coke* | CHN | sp | 26 | 5.19 | 0 | 2 | 5 | 42 | 1 | 0 | 0 | 60.2 | 74 | 37 | 35 | 24 | 46 | 7 | 9 |
| Bartolo Colon | COL | sp | 36 | 3.71 | 7 | 2 | 0 | 13 | 12 | 3 | 1 | 85.0 | 81 | 37 | 35 | 18 | 43 | 8 | 11 |
| Clay Condrey | PHI | mr | 33 | 3.93 | 1 | 0 | 0 | 12 | 4 | 1 | 0 | 34.1 | 33 | 15 | 15 | 8 | 18 | 4 | 2 |
| Aaron Cook | WAS | sp | 30 | 3.12 | 15 | 7 | 0 | 31 | 31 | 6 | 4 | 222.0 | 205 | 83 | 77 | 51 | 87 | 12 | 30 |
| Roy Corcoran | FLA | mr | 29 | 2.40 | 1 | 0 | 1 | 7 | 0 | 0 | 0 | 15.0 | 11 | 4 | 4 | 6 | 12 | 2 | 6 |
| Francisco Cordero |   | cl | 34 | 2.66 | 6 | 3 | 32 | 60 | 0 | 0 | 0 | 61.0 | 50 | 18 | 18 | 31 | 73 | 7 | 4 |
| Bryan Corey | PIT | mr | 35 | 6.39 | 1 | 0 | 1 | 12 | 0 | 0 | 0 | 12.2 | 12 | 11 | 9 | 7 | 9 | 1 | 3 |
| Manuel Corpas | WAS | mr | 26 | 1.46 | 2 | 3 | 4 | 37 | 0 | 0 | 0 | 49.1 | 40 | 14 | 8 | 18 | 29 | 0 | 7 |
| Kevin Correia | MIL | mr | 28 | 3.29 | 1 | 2 | 0 | 11 | 3 | 0 | 0 | 27.1 | 20 | 11 | 10 | 16 | 21 | 1 | 2 |
| Neal Cotts* |   | mr | 29 | 4.72 | 1 | 1 | 2 | 34 | 0 | 0 | 0 | 34.1 | 43 | 18 | 18 | 12 | 30 | 2 | 4 |
| J.B. Cox | CHN | mr | 25 | 5.30 | 3 | 3 | 1 | 23 | 0 | 0 | 0 | 35.2 | 46 | 24 | 21 | 12 | 23 | 7 | 4 |
| Jesse Crain | SF | mr | 27 | 3.86 | 8 | 4 | 1 | 58 | 0 | 0 | 0 | 74.2 | 62 | 34 | 32 | 19 | 72 | 13 | 6 |
| Francisco Cruceta | LAD | mr | 27 | 3.86 | 6 | 14 | 0 | 39 | 29 | 0 | 0 | 167.2 | 162 | 89 | 72 | 109 | 158 | 5 | 18 |
| Juan Cruz |   | mr | 30 | 3.61 | 9 | 3 | 0 | 23 | 22 | 0 | 0 | 144.2 | 108 | 61 | 58 | 76 | 187 | 14 | 9 |
| Johnny Cueto | MIL | sp | 23 | 6.14 | 2 | 7 | 1 | 19 | 12 | 0 | 0 | 77.2 | 93 | 55 | 53 | 41 | 65 | 15 | 9 |
| Rudy Darrow | ARI | mr | 25 | 2.63 | 0 | 1 | 0 | 12 | 0 | 0 | 0 | 13.2 | 13 | 6 | 4 | 9 | 6 | 0 | 1 |
| Kyle Davies | HOU | sp | 25 | 6.22 | 3 | 7 | 0 | 21 | 13 | 0 | 0 | 81.0 | 108 | 65 | 56 | 39 | 42 | 14 | 12 |
| Doug Davis* | PHI | sp | 33 | 5.31 | 5 | 6 | 0 | 19 | 12 | 0 | 0 | 78.0 | 75 | 47 | 46 | 40 | 44 | 4 | 10 |
| Wade Davis | ARI | sp | 23 | 4.41 | 10 | 12 | 0 | 32 | 32 | 0 | 0 | 194.0 | 200 | 109 | 95 | 97 | 138 | 25 | 24 |
| Jorge de la Rosa* | FLA | sp | 28 | 2.58 | 2 | 1 | 2 | 36 | 0 | 0 | 0 | 52.1 | 47 | 16 | 15 | 16 | 46 | 5 | 6 |
| Gilbert de la Vara* | FLA | mr | 24 | 6.14 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 7.1 | 7 | 5 | 5 | 8 | 3 | 0 | 2 |
| Gabe DeHoyos | WAS | mr | 29 | 2.98 | 5 | 4 | 1 | 33 | 0 | 0 | 0 | 51.1 | 43 | 18 | 17 | 20 | 40 | 2 | 7 |
| Robert Delaney |   | mr | 24 | 3.41 | 1 | 3 | 4 | 26 | 0 | 0 | 0 | 31.2 | 27 | 12 | 12 | 6 | 20 | 5 | 4 |
| Ryan Dempster |   | sp | 32 | 4.11 | 5 | 7 | 0 | 16 | 16 | 1 | 0 | 100.2 | 99 | 53 | 46 | 44 | 95 | 7 | 15 |
| Elmer Dessens | WAS | mr | 38 | 0.00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0.2 | 2 | 1 | 0 | 0 | 1 | 0 | 0 |
| Ross Detwiler* | ARI | sp | 23 | 1.04 | 0 | 0 | 2 | 9 | 0 | 0 | 0 | 8.2 | 6 | 1 | 1 | 4 | 2 | 0 | 2 |
| R.A. Dickey | ATL | sp | 34 | 4.43 | 1 | 1 | 0 | 14 | 0 | 0 | 0 | 20.1 | 15 | 12 | 10 | 11 | 16 | 6 | 0 |
| Brendan Donnelly | LAD | mr | 37 | 12.00 | 0 | 1 | 0 | 4 | 0 | 0 | 0 | 3.0 | 6 | 4 | 4 | 1 | 1 | 1 | 2 |
| Octavio Dotel | PIT | mr | 35 | 4.91 | 1 | 0 | 1 | 33 | 0 | 0 | 0 | 22.0 | 16 | 12 | 12 | 18 | 27 | 3 | 1 |
| Felix Doubront* | MIL | sp | 21 | 6.42 | 3 | 6 | 3 | 44 | 2 | 0 | 0 | 74.1 | 91 | 55 | 53 | 28 | 48 | 14 | 7 |
| Scott Downs* | STL | mr | 33 | 3.89 | 3 | 4 | 4 | 43 | 0 | 0 | 0 | 37.0 | 36 | 16 | 16 | 13 | 39 | 4 | 6 |
| Zach Duke* | FLA | sp | 26 | 5.79 | 2 | 4 | 0 | 8 | 8 | 0 | 0 | 42.0 | 64 | 32 | 27 | 16 | 30 | 2 | 4 |
| Michael Dunn* | LAD | sp | 24 | 2.70 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 3.1 | 4 | 1 | 1 | 3 | 1 | 0 | 2 |
| Chad Durbin | PHI | mr | 31 | 3.91 | 5 | 2 | 1 | 52 | 0 | 0 | 0 | 69.0 | 67 | 33 | 30 | 41 | 55 | 6 | 8 |
| Jack Egbert |   | sp | 26 | 5.75 | 3 | 5 | 2 | 19 | 10 | 1 | 0 | 67.1 | 80 | 46 | 43 | 29 | 43 | 6 | 12 |
| Scott Elbert* | ATL | mr | 23 | 5.75 | 5 | 15 | 0 | 39 | 28 | 0 | 0 | 159.2 | 190 | 107 | 102 | 91 | 142 | 18 | 14 |
| Sergio Escalona* | HOU | mr | 24 | 4.64 | 3 | 3 | 0 | 12 | 1 | 0 | 0 | 21.1 | 20 | 12 | 11 | 14 | 13 | 2 | 6 |
| Kelvim Escobar | NYN | sp | 33 | 4.66 | 1 | 2 | 0 | 3 | 3 | 0 | 0 | 19.1 | 14 | 11 | 10 | 6 | 21 | 2 | 3 |
| Dana Eveland* | WAS | sp | 25 | 3.61 | 13 | 10 | 1 | 35 | 34 | 3 | 2 | 209.2 | 194 | 89 | 84 | 81 | 129 | 15 | 30 |
| Scott Eyre* |   | mr | 37 | 3.97 | 5 | 1 | 1 | 30 | 0 | 0 | 0 | 34.0 | 37 | 15 | 15 | 16 | 41 | 4 | 4 |
| Ryan Feierabend* | SD | sp | 23 | 9.22 | 2 | 4 | 0 | 34 | 0 | 0 | 0 | 41.0 | 75 | 45 | 42 | 12 | 20 | 11 | 6 |
| Pedro Feliciano* | NYN | mr | 32 | 3.17 | 2 | 2 | 3 | 46 | 0 | 0 | 0 | 54.0 | 48 | 21 | 19 | 29 | 48 | 3 | 5 |
| Casey Fien |   | mr | 25 | 7.04 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 7.2 | 8 | 7 | 6 | 3 | 4 | 2 | 0 |
| Gavin Floyd | SD | sp | 26 | 5.05 | 4 | 9 | 0 | 38 | 17 | 0 | 0 | 130.0 | 120 | 79 | 73 | 54 | 95 | 24 | 11 |
| Frankie Francisco | STL | mr | 29 | 3.25 | 2 | 2 | 15 | 37 | 0 | 0 | 0 | 44.1 | 39 | 16 | 16 | 21 | 46 | 1 | 6 |
| Ryan Franklin | PIT | mr | 36 | 2.35 | 2 | 1 | 3 | 47 | 0 | 0 | 0 | 53.2 | 45 | 19 | 14 | 20 | 46 | 3 | 6 |
| Jeff Fulchino | SF | sp | 29 | 4.34 | 4 | 3 | 0 | 11 | 11 | 0 | 0 | 66.1 | 69 | 33 | 32 | 24 | 51 | 7 | 10 |
| Armando Gabino | ATL | mr | 25 | 3.95 | 0 | 1 | 1 | 7 | 0 | 0 | 0 | 13.2 | 12 | 6 | 6 | 7 | 10 | 1 | 2 |
| Freddy Garcia |   | sp | 33 | 5.26 | 2 | 4 | 0 | 9 | 7 | 0 | 0 | 51.1 | 61 | 35 | 30 | 25 | 39 | 7 | 6 |
| Jon Garland | STL | sp | 29 | 1.80 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 10.0 | 11 | 2 | 2 | 4 | 2 | 0 | 2 |
| Matt Garza | ARI | sp | 25 | 3.57 | 13 | 6 | 0 | 33 | 33 | 0 | 0 | 219.1 | 193 | 97 | 87 | 62 | 189 | 27 | 15 |
| Chad Gaudin | NYN | mr | 26 | 4.33 | 8 | 8 | 0 | 33 | 33 | 0 | 0 | 199.2 | 189 | 102 | 96 | 82 | 186 | 22 | 14 |
| Geoff Geary |   | mr | 32 | 5.04 | 5 | 1 | 1 | 42 | 0 | 0 | 0 | 50.0 | 72 | 34 | 28 | 10 | 30 | 2 | 4 |
| Josh Geer |   | sp | 26 | 0.00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0.0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Gio Gonzalez* | FLA | sp | 23 | 0.00 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2.0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 |
| Mike Gonzalez* | COL | cl | 31 | 5.07 | 9 | 3 | 7 | 68 | 0 | 0 | 0 | 76.1 | 75 | 43 | 43 | 46 | 94 | 8 | 7 |
| Tom Gorzelanny* | PHI | sp | 26 | 3.69 | 4 | 5 | 0 | 19 | 19 | 2 | 1 | 117.0 | 106 | 51 | 48 | 49 | 87 | 13 | 13 |
| Kevin Gregg | WAS | cl | 31 | 3.03 | 6 | 6 | 3 | 51 | 0 | 0 | 0 | 65.1 | 52 | 22 | 22 | 29 | 46 | 7 | 4 |
| Zack Greinke |   | sp | 25 | 2.99 | 9 | 4 | 0 | 19 | 19 | 2 | 0 | 135.1 | 108 | 49 | 45 | 32 | 134 | 18 | 9 |
| Jason Grilli | NYN | mr | 32 | 4.23 | 6 | 5 | 1 | 61 | 3 | 0 | 0 | 95.2 | 82 | 51 | 45 | 45 | 77 | 9 | 14 |
| Lee Gronkiewicz | CIN | mr | 30 | 5.21 | 3 | 1 | 1 | 28 | 0 | 0 | 0 | 38.0 | 48 | 26 | 22 | 9 | 21 | 7 | 9 |
| Matt Guerrier | ATL | mr | 30 | 4.69 | 4 | 5 | 12 | 79 | 0 | 0 | 0 | 94.0 | 98 | 53 | 49 | 32 | 76 | 15 | 7 |
| Juan Gutierrez | CHN | sp | 25 | 4.50 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 4.0 | 4 | 3 | 2 | 5 | 1 | 0 | 1 |
| Angel Guzman | CHN | sp | 27 | 4.87 | 1 | 0 | 2 | 12 | 0 | 0 | 0 | 20.1 | 20 | 13 | 11 | 4 | 13 | 4 | 3 |
| Roy Halladay | CIN | sp | 32 | 3.68 | 13 | 12 | 0 | 32 | 32 | 7 | 1 | 230.0 | 239 | 103 | 94 | 48 | 160 | 23 | 23 |
| Cole Hamels* | SD | sp | 25 | 4.37 | 10 | 19 | 0 | 41 | 41 | 3 | 0 | 247.1 | 242 | 130 | 120 | 63 | 230 | 37 | 25 |
| Jason Hammel | CHN | sp | 26 | 4.55 | 10 | 13 | 0 | 35 | 34 | 3 | 0 | 221.2 | 230 | 118 | 112 | 81 | 158 | 32 | 21 |
| Justin Hampson* | STL | mr | 29 | 4.96 | 2 | 2 | 1 | 27 | 0 | 0 | 0 | 32.2 | 30 | 18 | 18 | 12 | 20 | 3 | 5 |
| Mike Hampton* | FLA | sp | 36 | 2.25 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 8.0 | 7 | 2 | 2 | 2 | 3 | 1 | 0 |
| Thomas Hanson | ARI | sp | 22 | 11.37 | 1 | 1 | 0 | 10 | 0 | 0 | 0 | 12.2 | 24 | 16 | 16 | 7 | 7 | 2 | 0 |
| James Happ* | CHN | sp | 26 | 5.64 | 1 | 1 | 3 | 21 | 1 | 0 | 0 | 30.1 | 31 | 21 | 19 | 14 | 23 | 7 | 3 |
| Aaron Harang | MIL | sp | 31 | 4.38 | 5 | 11 | 0 | 26 | 25 | 0 | 0 | 156.1 | 169 | 82 | 76 | 32 | 140 | 25 | 13 |
| Danny Haren | PIT | sp | 28 | 2.24 | 20 | 7 | 0 | 36 | 36 | 8 | 4 | 269.0 | 210 | 78 | 67 | 57 | 278 | 18 | 15 |
| Kevin Hart |   | sp | 26 | 5.64 | 2 | 0 | 2 | 15 | 1 | 0 | 0 | 30.1 | 37 | 20 | 19 | 10 | 24 | 8 | 6 |
| Blake Hawksworth | STL | sp | 26 | 4.85 | 0 | 0 | 1 | 11 | 0 | 0 | 0 | 13.0 | 12 | 7 | 7 | 5 | 6 | 1 | 1 |
| Aaron Heilman |   | mr | 30 | 3.02 | 0 | 2 | 1 | 40 | 0 | 0 | 0 | 50.2 | 39 | 18 | 17 | 25 | 55 | 5 | 6 |
| Jeremy Hellickson | NYN | sp | 22 | 4.42 | 2 | 4 | 0 | 9 | 9 | 1 | 1 | 57.0 | 56 | 30 | 28 | 13 | 41 | 8 | 9 |
| Rich Hill* | HOU | sp | 29 | 3.43 | 3 | 5 | 0 | 14 | 14 | 0 | 0 | 81.1 | 69 | 34 | 31 | 41 | 69 | 9 | 4 |
| Shawn Hill | NYN | sp | 28 | 7.11 | 1 | 2 | 0 | 3 | 3 | 0 | 0 | 19.0 | 30 | 15 | 15 | 8 | 11 | 2 | 4 |
| Jason Hirsh | LAD | sp | 27 | 7.68 | 3 | 3 | 2 | 34 | 0 | 0 | 0 | 36.1 | 46 | 32 | 31 | 22 | 17 | 8 | 2 |
| Luke Hochevar | HOU | sp | 25 | 6.92 | 1 | 5 | 1 | 13 | 9 | 0 | 0 | 52.0 | 60 | 47 | 40 | 20 | 38 | 15 | 4 |
| Trevor Hoffman | FLA | cl | 41 | 3.99 | 1 | 1 | 2 | 27 | 0 | 0 | 0 | 29.1 | 32 | 13 | 13 | 7 | 22 | 3 | 1 |
| Bobby Howry | SF | mr | 35 | 2.78 | 4 | 1 | 5 | 48 | 0 | 0 | 0 | 55.0 | 52 | 18 | 17 | 11 | 53 | 5 | 2 |
| Tim Hudson | PHI | sp | 33 | 2.97 | 1 | 1 | 0 | 5 | 5 | 1 | 1 | 33.1 | 27 | 11 | 11 | 6 | 25 | 4 | 1 |
| David Huff* | CHN | sp | 24 | 3.99 | 3 | 3 | 0 | 10 | 10 | 0 | 0 | 58.2 | 63 | 27 | 26 | 19 | 38 | 8 | 6 |
| Philip Hughes | PIT | sp | 23 | 0.00 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 4.0 | 7 | 7 | 0 | 6 | 5 | 0 | 0 |
| Edwin Jackson | LAD | sp | 25 | 4.98 | 4 | 9 | 1 | 50 | 18 | 0 | 0 | 144.2 | 155 | 89 | 80 | 63 | 90 | 24 | 19 |
| Casey Janssen | SD | mr | 27 | 2.04 | 2 | 0 | 6 | 15 | 0 | 0 | 0 | 17.2 | 20 | 4 | 4 | 7 | 15 | 0 | 2 |
| Jeremy Jeffress | ATL | sp | 21 | 8.95 | 0 | 6 | 2 | 22 | 6 | 0 | 0 | 55.1 | 79 | 58 | 55 | 50 | 29 | 8 | 13 |
| Bobby Jenks | ARI | cl | 28 | 2.14 | 2 | 2 | 10 | 18 | 0 | 0 | 0 | 21.0 | 16 | 5 | 5 | 10 | 16 | 1 | 5 |
| Cesar Jimenez* | FLA | mr | 24 | 1.23 | 1 | 0 | 0 | 3 | 1 | 0 | 0 | 7.1 | 5 | 1 | 1 | 4 | 6 | 0 | 1 |
| James Johnson | FLA | mr | 26 | 3.21 | 0 | 1 | 1 | 13 | 0 | 0 | 0 | 14.0 | 19 | 8 | 5 | 5 | 10 | 1 | 3 |
| Josh Johnson | PHI | sp | 25 | 3.88 | 14 | 8 | 0 | 33 | 33 | 2 | 2 | 204.1 | 215 | 94 | 88 | 78 | 185 | 18 | 27 |
| Randy Johnson* | CIN | sp | 45 | 2.92 | 9 | 3 | 0 | 19 | 19 | 2 | 1 | 120.1 | 96 | 43 | 39 | 33 | 110 | 6 | 14 |
| Jorge Julio |   | mr | 30 | 4.42 | 4 | 3 | 3 | 75 | 0 | 0 | 0 | 79.1 | 83 | 47 | 39 | 47 | 94 | 11 | 15 |
| Jair Jurrjens | STL | sp | 23 | 2.18 | 4 | 1 | 0 | 12 | 11 | 0 | 0 | 70.1 | 57 | 22 | 17 | 16 | 51 | 5 | 11 |
| Kenshin Kawakami | LAD | sp | 34 | 3.70 | 13 | 13 | 0 | 34 | 33 | 5 | 3 | 226.1 | 239 | 108 | 93 | 44 | 175 | 32 | 17 |
| Scott Kazmir* | SF | sp | 25 | 1.29 | 7 | 1 | 0 | 9 | 9 | 1 | 1 | 62.2 | 50 | 10 | 9 | 20 | 78 | 4 | 8 |
| Kyle Kendrick | SD | sp | 24 | 5.17 | 3 | 3 | 4 | 51 | 4 | 0 | 0 | 80.0 | 105 | 49 | 46 | 28 | 31 | 6 | 8 |
| Clayton Kershaw* | CHN | sp | 21 | 5.78 | 9 | 15 | 0 | 36 | 36 | 1 | 1 | 208.2 | 254 | 145 | 134 | 95 | 168 | 28 | 27 |
| Josh Kinney | PIT | mr | 30 | 2.63 | 2 | 2 | 0 | 45 | 0 | 0 | 0 | 41.0 | 37 | 17 | 12 | 20 | 35 | 3 | 8 |
| Brandon Knight | NYN | mr | 33 | 6.23 | 2 | 3 | 1 | 13 | 11 | 0 | 0 | 65.0 | 74 | 46 | 45 | 34 | 60 | 11 | 4 |
| Mike Koplove | STL | mr | 32 | 2.60 | 7 | 3 | 1 | 47 | 0 | 0 | 0 | 65.2 | 59 | 19 | 19 | 21 | 40 | 3 | 5 |
| Eddie Kunz |   | mr | 23 | 6.75 | 3 | 4 | 1 | 37 | 0 | 0 | 0 | 42.2 | 51 | 32 | 32 | 25 | 24 | 4 | 7 |
| Hong-chih Kuo* | CIN | mr | 27 | 2.08 | 12 | 4 | 0 | 20 | 19 | 1 | 1 | 130.0 | 91 | 34 | 30 | 38 | 143 | 4 | 11 |
| Hiroki Kuroda | CIN | sp | 34 | 4.39 | 5 | 5 | 0 | 18 | 18 | 0 | 0 | 110.2 | 127 | 60 | 54 | 25 | 65 | 15 | 11 |
| John Lackey | PIT | sp | 30 | 2.90 | 19 | 1 | 0 | 29 | 29 | 8 | 1 | 211.0 | 176 | 74 | 68 | 51 | 199 | 20 | 13 |
| John Lannan* | STL | sp | 24 | 3.55 | 8 | 4 | 0 | 21 | 21 | 2 | 0 | 134.1 | 141 | 54 | 53 | 44 | 78 | 12 | 14 |
| Brent Leach* | ARI | mr | 26 | 2.13 | 0 | 1 | 1 | 9 | 0 | 0 | 0 | 12.2 | 8 | 3 | 3 | 7 | 4 | 1 | 3 |
| Brandon League |   | mr | 26 | 3.00 | 0 | 1 | 7 | 26 | 0 | 0 | 0 | 36.0 | 30 | 13 | 12 | 6 | 23 | 2 | 5 |
| Wade LeBlanc* | HOU | sp | 24 | 4.98 | 3 | 5 | 4 | 67 | 2 | 0 | 0 | 81.1 | 94 | 50 | 45 | 23 | 61 | 15 | 4 |
| Cliff Lee* |   | sp | 30 | 2.78 | 19 | 4 | 0 | 34 | 34 | 7 | 2 | 236.2 | 210 | 86 | 73 | 55 | 183 | 23 | 23 |
| Brad Lidge |   | cl | 32 | 2.91 | 4 | 4 | 30 | 60 | 0 | 0 | 0 | 65.0 | 59 | 23 | 21 | 37 | 79 | 8 | 10 |
| Ted Lilly* | LAD | sp | 33 | 3.76 | 8 | 9 | 0 | 24 | 23 | 1 | 0 | 143.2 | 136 | 67 | 60 | 41 | 143 | 18 | 17 |
| Tim Lincecum | PIT | sp | 25 | 3.19 | 21 | 11 | 0 | 39 | 39 | 3 | 0 | 262.0 | 240 | 111 | 93 | 107 | 281 | 21 | 30 |
| Scott Linebrink | COL | mr | 32 | 4.54 | 7 | 2 | 2 | 63 | 0 | 0 | 0 | 77.1 | 72 | 43 | 39 | 21 | 70 | 16 | 6 |
| Francisco Liriano* |   | sp | 25 | 4.86 | 5 | 9 | 0 | 17 | 17 | 1 | 0 | 109.1 | 113 | 62 | 59 | 34 | 110 | 12 | 5 |
| Wes Littleton |   | mr | 26 | 2.08 | 0 | 2 | 2 | 40 | 0 | 0 | 0 | 60.2 | 51 | 19 | 14 | 16 | 46 | 7 | 9 |
| Kyle Lohse | NYN | sp | 30 | 4.68 | 4 | 9 | 0 | 21 | 21 | 0 | 0 | 132.2 | 159 | 71 | 69 | 36 | 88 | 14 | 9 |
| Braden Looper | PIT | sp | 34 | 3.47 | 1 | 1 | 0 | 4 | 4 | 1 | 0 | 23.1 | 29 | 9 | 9 | 2 | 17 | 2 | 0 |
| Javier Lopez* | CIN | mr | 31 | 6.25 | 3 | 10 | 1 | 61 | 0 | 0 | 0 | 67.2 | 91 | 47 | 47 | 28 | 42 | 7 | 10 |
| Derek Lowe | PHI | sp | 36 | 3.99 | 4 | 7 | 0 | 16 | 16 | 1 | 1 | 106.0 | 119 | 53 | 47 | 34 | 74 | 13 | 13 |
| Mark Lowe | LAD | mr | 26 | 4.69 | 7 | 9 | 1 | 46 | 18 | 0 | 0 | 147.2 | 150 | 81 | 77 | 56 | 129 | 14 | 20 |
| Brandon Lyon |   | mr | 29 | 4.85 | 4 | 9 | 16 | 53 | 0 | 0 | 0 | 59.1 | 60 | 35 | 32 | 13 | 36 | 7 | 6 |
| Mike MacDougal | SF | mr | 32 | 0.00 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | 7.2 | 3 | 0 | 0 | 6 | 6 | 0 | 1 |
| Ryan Madson | PHI | mr | 28 | 3.86 | 7 | 7 | 40 | 86 | 0 | 0 | 0 | 98.0 | 102 | 42 | 42 | 27 | 80 | 11 | 16 |
| Ron Mahay* | FLA | mr | 38 | 3.10 | 7 | 5 | 1 | 48 | 0 | 0 | 0 | 49.1 | 44 | 20 | 17 | 24 | 45 | 5 | 8 |
| Paul Maholm* | MIL | sp | 27 | 4.62 | 5 | 13 | 0 | 31 | 31 | 3 | 0 | 181.1 | 184 | 105 | 93 | 61 | 124 | 20 | 27 |
| John Maine | NYN | sp | 28 | 4.89 | 8 | 3 | 0 | 17 | 17 | 0 | 0 | 105.0 | 106 | 62 | 57 | 43 | 91 | 15 | 16 |
| Matthew Maloney* | MIL | sp | 25 | 4.27 | 7 | 6 | 0 | 45 | 11 | 1 | 0 | 111.2 | 132 | 62 | 53 | 43 | 84 | 17 | 15 |
| Robert Manuel | CIN | mr | 25 | 3.40 | 8 | 5 | 1 | 42 | 15 | 1 | 0 | 129.2 | 130 | 66 | 49 | 21 | 96 | 16 | 12 |
| Carlos Marmol |   | mr | 26 | 3.46 | 8 | 4 | 12 | 71 | 0 | 0 | 0 | 78.0 | 67 | 31 | 30 | 30 | 108 | 7 | 4 |
| Jason Marquis | COL | sp | 30 | 4.43 | 9 | 5 | 0 | 17 | 17 | 1 | 1 | 113.2 | 113 | 59 | 56 | 38 | 73 | 13 | 10 |
| Sean Marshall* |   | sp | 26 | 5.07 | 1 | 6 | 0 | 12 | 10 | 0 | 0 | 55.0 | 56 | 35 | 31 | 20 | 47 | 4 | 9 |
| Damaso Marte* | NYN | mr | 34 | 2.08 | 3 | 1 | 5 | 16 | 0 | 0 | 0 | 17.1 | 13 | 4 | 4 | 7 | 21 | 2 | 2 |
| Nick Masset | PHI | mr | 27 | 3.68 | 3 | 1 | 0 | 16 | 8 | 1 | 1 | 58.2 | 54 | 25 | 24 | 26 | 46 | 3 | 6 |
| Justin Masterson | WAS | sp | 24 | 3.21 | 8 | 3 | 0 | 18 | 18 | 0 | 0 | 120.2 | 107 | 47 | 43 | 36 | 77 | 10 | 9 |
| Daisuke Matsuzaka | SD | sp | 28 | 4.70 | 5 | 6 | 0 | 14 | 14 | 1 | 1 | 82.1 | 74 | 45 | 43 | 32 | 91 | 10 | 4 |
| Macay McBride* | SD | mr | 26 | 6.00 | 2 | 1 | 1 | 15 | 0 | 0 | 0 | 12.0 | 15 | 8 | 8 | 7 | 6 | 1 | 2 |
| Kyle McClellan | PHI | mr | 30 | 4.13 | 5 | 5 | 2 | 54 | 0 | 0 | 0 | 61.0 | 77 | 28 | 28 | 25 | 46 | 3 | 7 |
| Seth McClung | SD | mr | 28 | 4.71 | 2 | 4 | 0 | 50 | 0 | 0 | 0 | 49.2 | 47 | 28 | 26 | 32 | 35 | 9 | 9 |
| Daniel McCutchen | LAD | sp | 26 | 6.38 | 1 | 3 | 2 | 20 | 0 | 0 | 0 | 18.1 | 24 | 19 | 13 | 9 | 13 | 9 | 2 |
| James McDonald | HOU | sp | 24 | 6.30 | 3 | 8 | 0 | 39 | 9 | 0 | 0 | 90.0 | 101 | 65 | 63 | 29 | 63 | 18 | 6 |
| Kris Medlen | HOU | mr | 23 | 4.00 | 3 | 10 | 0 | 28 | 25 | 1 | 0 | 168.2 | 184 | 81 | 75 | 40 | 105 | 22 | 22 |
| Evan Meek | MIL | mr | 26 | 5.19 | 1 | 5 | 3 | 64 | 0 | 0 | 0 | 69.1 | 90 | 43 | 40 | 46 | 49 | 9 | 13 |
| Jonathan Meloan | ATL | mr | 24 | 4.04 | 7 | 8 | 0 | 36 | 26 | 2 | 1 | 165.0 | 160 | 86 | 74 | 90 | 123 | 12 | 23 |
| Cla Meredith | COL | mr | 26 | 4.45 | 3 | 2 | 2 | 28 | 0 | 0 | 0 | 28.1 | 37 | 15 | 14 | 11 | 19 | 1 | 8 |
| Dan Meyer* | SD | sp | 27 | 5.12 | 6 | 4 | 0 | 72 | 0 | 0 | 0 | 84.1 | 83 | 51 | 48 | 37 | 47 | 12 | 3 |
| Justin Miller | FLA | mr | 31 | 3.73 | 4 | 2 | 2 | 54 | 0 | 0 | 0 | 70.0 | 65 | 30 | 29 | 22 | 71 | 7 | 9 |
| Trever Miller* |   | mr | 36 | 5.51 | 1 | 1 | 1 | 16 | 0 | 0 | 0 | 16.1 | 24 | 13 | 10 | 8 | 15 | 4 | 3 |
| Zach Miner | STL | sp | 27 | 3.93 | 11 | 5 | 0 | 22 | 19 | 2 | 1 | 130.2 | 130 | 58 | 57 | 47 | 80 | 12 | 19 |
| Franklin Morales* | MIL | sp | 23 | 6.24 | 1 | 6 | 0 | 9 | 9 | 1 | 0 | 53.1 | 64 | 41 | 37 | 38 | 31 | 6 | 8 |
| Brandon Morrow | ARI | mr | 24 | 3.55 | 14 | 7 | 0 | 30 | 30 | 3 | 1 | 207.2 | 151 | 86 | 82 | 74 | 216 | 30 | 13 |
| Guillermo Moscoso | PHI | sp | 25 | 9.00 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 6.0 | 8 | 6 | 6 | 1 | 3 | 2 | 0 |
| Daniel Moskos* | ATL | mr | 23 | 7.82 | 3 | 14 | 3 | 74 | 2 | 0 | 0 | 84.0 | 124 | 82 | 73 | 48 | 36 | 25 | 16 |
| Peter Moylan |   | mr | 30 | 4.38 | 3 | 1 | 1 | 43 | 0 | 0 | 0 | 49.1 | 55 | 24 | 24 | 14 | 35 | 5 | 9 |
| Edward Mujica | HOU | mr | 25 | 5.88 | 12 | 10 | 3 | 93 | 0 | 0 | 0 | 119.1 | 147 | 80 | 78 | 34 | 81 | 22 | 12 |
| Joe Nelson |   | mr | 34 | 5.49 | 5 | 8 | 4 | 91 | 0 | 0 | 0 | 95.0 | 104 | 61 | 58 | 40 | 106 | 14 | 14 |
| Jonathan Niese* | NYN | sp | 22 | 3.74 | 2 | 3 | 0 | 7 | 7 | 1 | 0 | 45.2 | 47 | 19 | 19 | 6 | 30 | 3 | 6 |
| Ricky Nolasco | SF | sp | 26 | 3.27 | 3 | 2 | 0 | 8 | 8 | 1 | 0 | 52.1 | 43 | 19 | 19 | 8 | 45 | 9 | 2 |
| Ivan Nova | HOU | sp | 22 | 6.43 | 1 | 0 | 0 | 2 | 1 | 0 | 0 | 7.0 | 8 | 7 | 5 | 3 | 4 | 3 | 2 |
| Darren O'Day | ARI | mr | 26 | 4.30 | 4 | 9 | 9 | 56 | 0 | 0 | 0 | 75.1 | 78 | 39 | 36 | 23 | 53 | 10 | 8 |
| Eric O'Flaherty* | SF | mr | 24 | 3.00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3.0 | 2 | 1 | 1 | 0 | 3 | 0 | 0 |
| Sean O'Sullivan | CIN | sp | 21 | 19.06 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 5.2 | 14 | 12 | 12 | 7 | 1 | 1 | 0 |
| Ross Ohlendorf | LAD | sp | 26 | 7.23 | 1 | 4 | 0 | 27 | 1 | 0 | 0 | 37.1 | 57 | 31 | 30 | 13 | 29 | 4 | 3 |
| Will Ohman* | PIT | mr | 31 | 1.00 | 3 | 0 | 1 | 17 | 0 | 0 | 0 | 9.0 | 7 | 1 | 1 | 2 | 5 | 1 | 2 |
| Buzz Oliver* | PHI | mr | 38 | 4.83 | 2 | 3 | 0 | 26 | 0 | 0 | 0 | 31.2 | 33 | 18 | 17 | 13 | 25 | 5 | 7 |
| Scott Olsen* | STL | sp | 25 | 3.00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3.0 | 2 | 1 | 1 | 1 | 3 | 1 | 0 |
| Micah Owings | FLA | sp | 26 | 4.56 | 12 | 5 | 0 | 27 | 27 | 0 | 0 | 169.2 | 176 | 94 | 86 | 65 | 130 | 18 | 12 |
| Jeremy Papelbon* | SF | mr | 26 | 3.60 | 2 | 1 | 0 | 4 | 4 | 1 | 0 | 25.0 | 23 | 10 | 10 | 11 | 11 | 2 | 4 |
| Chan Ho Park |   | mr | 36 | 4.02 | 1 | 0 | 0 | 8 | 1 | 0 | 0 | 15.2 | 16 | 7 | 7 | 3 | 10 | 3 | 1 |
| Bobby Parnell | CHN | sp | 24 | 14.54 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 4.1 | 12 | 7 | 7 | 4 | 2 | 0 | 0 |
| Chad Paronto | SD | mr | 33 | 6.83 | 0 | 4 | 3 | 27 | 0 | 0 | 0 | 29.0 | 33 | 22 | 22 | 13 | 19 | 2 | 2 |
| James Parr | CHN | sp | 23 | 5.40 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 10.0 | 12 | 6 | 6 | 6 | 7 | 2 | 2 |
| Manny Parra* | ARI | sp | 26 | 4.06 | 2 | 1 | 0 | 14 | 3 | 0 | 0 | 31.0 | 31 | 16 | 14 | 17 | 24 | 2 | 3 |
| Felipe Paulino | CHN | sp | 25 | 29.45 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 3.2 | 10 | 12 | 12 | 4 | 2 | 2 | 0 |
| Carl Pavano | LAD | sp | 33 | 5.40 | 1 | 1 | 0 | 5 | 1 | 0 | 0 | 11.2 | 17 | 8 | 7 | 2 | 6 | 3 | 0 |
| Jake Peavy | SF | sp | 28 | 3.51 | 7 | 3 | 0 | 17 | 17 | 0 | 0 | 112.2 | 107 | 47 | 44 | 43 | 120 | 11 | 13 |
| Mike Pelfrey | ARI | sp | 25 | 4.23 | 13 | 9 | 0 | 32 | 32 | 2 | 1 | 213.0 | 223 | 112 | 100 | 71 | 110 | 19 | 30 |
| Brad Penny | ATL | sp | 31 | 5.91 | 5 | 16 | 0 | 32 | 32 | 2 | 2 | 202.2 | 252 | 139 | 133 | 88 | 109 | 26 | 24 |
| Chris Perez | STL | mr | 23 | 6.07 | 1 | 3 | 1 | 42 | 0 | 0 | 0 | 46.0 | 49 | 38 | 31 | 21 | 51 | 7 | 5 |
| Oliver Perez* | SD | sp | 27 | 5.17 | 3 | 4 | 2 | 35 | 3 | 0 | 0 | 54.0 | 55 | 33 | 31 | 24 | 64 | 12 | 7 |
| Rafael Perez* |   | mr | 27 | 2.82 | 3 | 2 | 10 | 53 | 0 | 0 | 0 | 60.2 | 57 | 26 | 19 | 14 | 51 | 5 | 9 |
| Ryan Perry | ARI | mr | 22 | 6.03 | 0 | 1 | 1 | 18 | 0 | 0 | 0 | 31.1 | 31 | 21 | 21 | 12 | 15 | 9 | 2 |
| Yusmeiro Petit | STL | sp | 24 | 3.55 | 5 | 4 | 0 | 13 | 9 | 1 | 1 | 66.0 | 64 | 32 | 26 | 14 | 46 | 6 | 8 |
| Renyel Pinto* | PHI | mr | 26 | 2.37 | 2 | 0 | 1 | 25 | 0 | 0 | 0 | 30.1 | 20 | 9 | 8 | 16 | 25 | 3 | 9 |
| Rick Porcello | COL | sp | 20 | 7.24 | 3 | 3 | 0 | 11 | 10 | 0 | 0 | 59.2 | 80 | 51 | 48 | 23 | 22 | 12 | 7 |
| J.J. Putz |   | cl | 32 | 1.52 | 2 | 1 | 11 | 22 | 0 | 0 | 0 | 23.2 | 18 | 4 | 4 | 9 | 28 | 0 | 3 |
| Jackson Quezada | WAS | mr | 22 | 4.15 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 8.2 | 13 | 4 | 4 | 5 | 4 | 0 | 0 |
| Ramon A. Ramirez | CIN | sp | 26 | 6.19 | 5 | 4 | 2 | 26 | 10 | 0 | 0 | 72.2 | 86 | 52 | 50 | 23 | 79 | 21 | 7 |
| Jon Rauch | SF | mr | 30 | 2.29 | 2 | 0 | 1 | 20 | 0 | 0 | 0 | 35.1 | 31 | 10 | 9 | 6 | 27 | 0 | 5 |
| Chris Ray | FLA | cl | 27 | 1.93 | 1 | 0 | 0 | 9 | 0 | 0 | 0 | 9.1 | 7 | 2 | 2 | 3 | 9 | 0 | 2 |
| Anthony Reyes | STL | sp | 27 | 9.82 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 7.1 | 8 | 8 | 8 | 4 | 5 | 2 | 2 |
| Arthur Rhodes* | FLA | mr | 39 | 4.21 | 4 | 2 | 0 | 40 | 0 | 0 | 0 | 36.1 | 39 | 22 | 17 | 23 | 42 | 1 | 2 |
| Royce Ring* | CIN | mr | 28 | 6.17 | 2 | 2 | 2 | 34 | 0 | 0 | 0 | 35.0 | 42 | 24 | 24 | 23 | 30 | 5 | 4 |
| Connor Robertson | STL | mr | 27 | 0.00 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 8.0 | 1 | 0 | 0 | 2 | 4 | 0 | 0 |
| Fernando Rodney | MIL | mr | 32 | 6.69 | 0 | 10 | 16 | 78 | 0 | 0 | 0 | 79.1 | 85 | 65 | 59 | 67 | 84 | 6 | 15 |
| Francisco Rodriguez | CIN | cl | 27 | 3.00 | 3 | 7 | 30 | 66 | 0 | 0 | 0 | 66.0 | 63 | 24 | 22 | 25 | 98 | 8 | 3 |
| Wandy Rodriguez* | CHN | sp | 27 | 4.49 | 11 | 15 | 0 | 34 | 34 | 0 | 0 | 210.1 | 233 | 116 | 105 | 98 | 178 | 22 | 19 |
| Josh Roenicke | CIN | mr | 26 | 6.43 | 1 | 2 | 0 | 39 | 0 | 0 | 0 | 56.0 | 52 | 42 | 40 | 34 | 40 | 9 | 7 |
| J.C. Romero* | PHI | mr | 33 | 1.35 | 2 | 1 | 0 | 14 | 0 | 0 | 0 | 13.1 | 7 | 3 | 2 | 9 | 13 | 0 | 3 |
| Carlos Rosa | ARI | sp | 24 | 4.80 | 4 | 3 | 0 | 32 | 4 | 0 | 0 | 54.1 | 71 | 33 | 29 | 15 | 36 | 8 | 7 |
| Juan Salas |   | mr | 30 | 4.09 | 3 | 3 | 2 | 35 | 0 | 0 | 0 | 44.0 | 40 | 21 | 20 | 21 | 48 | 6 | 6 |
| Brian Sanches | LAD | mr | 30 | 3.00 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 6.0 | 4 | 2 | 2 | 2 | 2 | 1 | 0 |
| Duaner Sanchez | PIT | mr | 29 | 4.35 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 10.1 | 11 | 5 | 5 | 1 | 9 | 2 | 1 |
| Joe Saunders* | NYN | sp | 28 | 2.77 | 3 | 2 | 0 | 7 | 7 | 0 | 0 | 48.2 | 40 | 15 | 15 | 10 | 22 | 5 | 7 |
| Max Scherzer | FLA | sp | 24 | 3.83 | 16 | 6 | 0 | 32 | 32 | 2 | 1 | 207.0 | 204 | 95 | 88 | 75 | 199 | 21 | 16 |
| Bobby Seay* | WAS | mr | 31 | 4.54 | 3 | 1 | 4 | 44 | 0 | 0 | 0 | 39.2 | 47 | 21 | 20 | 15 | 35 | 3 | 3 |
| Steven Shell | SF | mr | 26 | 5.09 | 1 | 0 | 1 | 24 | 1 | 0 | 0 | 40.2 | 47 | 25 | 23 | 11 | 31 | 9 | 3 |
| Scot Shields | CIN | mr | 33 | 1.72 | 1 | 0 | 0 | 13 | 0 | 0 | 0 | 15.2 | 9 | 3 | 3 | 4 | 18 | 1 | 3 |
| Brian Shouse* | COL | mr | 40 | 7.65 | 2 | 0 | 0 | 25 | 0 | 0 | 0 | 20.0 | 35 | 18 | 17 | 13 | 9 | 3 | 4 |
| Carlos Silva | FLA | sp | 30 | 3.72 | 2 | 0 | 0 | 4 | 2 | 1 | 1 | 19.1 | 24 | 8 | 8 | 2 | 8 | 1 | 2 |
| Brett Sinkbeil | LAD | sp | 24 | 3.38 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2.2 | 2 | 1 | 1 | 0 | 1 | 1 | 1 |
| Joe Smith | STL | mr | 25 | 3.55 | 5 | 2 | 4 | 43 | 0 | 0 | 0 | 45.2 | 43 | 18 | 18 | 19 | 45 | 6 | 10 |
| Ben Snyder* | MIL | sp | 23 | 6.19 | 5 | 10 | 2 | 79 | 0 | 0 | 0 | 88.2 | 128 | 74 | 61 | 40 | 40 | 15 | 15 |
| Joakim Soria | LAD | cl | 25 | 2.41 | 4 | 5 | 19 | 86 | 0 | 0 | 0 | 93.1 | 70 | 29 | 25 | 21 | 101 | 8 | 5 |
| Rafael Soriano | SF | mr | 29 | 1.42 | 5 | 0 | 6 | 38 | 0 | 0 | 0 | 38.0 | 26 | 6 | 6 | 9 | 44 | 4 | 5 |
| Jeremy Sowers* | PIT | sp | 26 | 4.18 | 0 | 2 | 0 | 4 | 4 | 0 | 0 | 23.2 | 28 | 13 | 11 | 6 | 16 | 2 | 3 |
| Chorye Spoone | MIL | sp | 23 | 10.00 | 0 | 1 | 0 | 7 | 0 | 0 | 0 | 9.0 | 15 | 13 | 10 | 7 | 3 | 2 | 2 |
| Mitch Stetter* | PIT | mr | 28 | 4.41 | 2 | 0 | 1 | 35 | 0 | 0 | 0 | 16.1 | 20 | 8 | 8 | 12 | 14 | 1 | 2 |
| Phil Stockman | COL | mr | 29 | 2.78 | 5 | 2 | 1 | 40 | 0 | 0 | 0 | 45.1 | 37 | 15 | 14 | 18 | 38 | 4 | 7 |
| Brian Stokes | NYN | sp | 29 | 5.16 | 6 | 6 | 0 | 19 | 13 | 0 | 0 | 83.2 | 105 | 54 | 48 | 33 | 51 | 13 | 9 |
| Mitch Talbot | SD | sp | 25 | 5.16 | 6 | 16 | 0 | 40 | 40 | 1 | 1 | 225.0 | 266 | 146 | 129 | 78 | 131 | 28 | 35 |
| Brian Tallet* |   | mr | 31 | 3.56 | 6 | 3 | 2 | 44 | 0 | 0 | 0 | 48.0 | 41 | 22 | 19 | 21 | 39 | 3 | 6 |
| Clayton Tanner* | CHN | sp | 21 | 6.84 | 4 | 15 | 0 | 28 | 28 | 1 | 0 | 146.0 | 212 | 130 | 111 | 55 | 60 | 25 | 14 |
| Julian Tavarez | SF | mr | 36 | 3.70 | 4 | 5 | 0 | 15 | 15 | 0 | 0 | 82.2 | 79 | 42 | 34 | 24 | 65 | 8 | 8 |
| Rob Tejeda | NYN | sp | 27 | 4.20 | 1 | 2 | 0 | 5 | 5 | 0 | 0 | 30.0 | 29 | 17 | 14 | 14 | 18 | 4 | 5 |
| Dale Thayer |   | mr | 28 | 9.64 | 1 | 1 | 0 | 3 | 0 | 0 | 0 | 4.2 | 4 | 5 | 5 | 4 | 2 | 0 | 0 |
| Chris Tillman | ARI | sp | 21 | 5.23 | 6 | 6 | 0 | 16 | 16 | 1 | 1 | 94.2 | 98 | 58 | 55 | 39 | 65 | 20 | 5 |
| Ramon Troncoso | FLA | mr | 26 | 13.50 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 3.1 | 11 | 5 | 5 | 1 | 1 | 0 | 0 |
| Merkin Valdez | SD | mr | 27 | 6.00 | 5 | 5 | 3 | 48 | 0 | 0 | 0 | 51.0 | 61 | 35 | 34 | 27 | 35 | 8 | 4 |
| Jose Valverde | SD | cl | 29 | 2.52 | 1 | 0 | 15 | 45 | 0 | 0 | 0 | 50.0 | 37 | 15 | 14 | 13 | 75 | 8 | 3 |
| Jose Veras | COL | mr | 28 | 3.76 | 3 | 2 | 2 | 42 | 0 | 0 | 0 | 55.0 | 52 | 26 | 23 | 22 | 58 | 6 | 7 |
| Justin Verlander | FLA | sp | 26 | 4.63 | 12 | 12 | 0 | 35 | 35 | 1 | 1 | 211.2 | 219 | 121 | 109 | 89 | 194 | 27 | 19 |
| Carlos Villanueva | WAS | sp | 25 | 3.29 | 7 | 4 | 1 | 16 | 12 | 1 | 0 | 82.0 | 88 | 33 | 30 | 23 | 74 | 4 | 6 |
| Ron Villone* | PIT | mr | 39 | 1.52 | 4 | 0 | 2 | 40 | 0 | 0 | 0 | 23.2 | 26 | 4 | 4 | 13 | 26 | 1 | 3 |
| Pedro Viola* | CIN | mr | 26 | 4.66 | 1 | 3 | 0 | 16 | 2 | 0 | 0 | 29.0 | 36 | 15 | 15 | 13 | 25 | 4 | 1 |
| Luis Vizcaino |   | mr | 34 | 5.09 | 1 | 4 | 1 | 36 | 0 | 0 | 0 | 46.0 | 45 | 28 | 26 | 15 | 53 | 10 | 3 |
| Edinson Volquez | PIT | sp | 25 | 3.67 | 2 | 1 | 0 | 5 | 5 | 0 | 0 | 34.1 | 25 | 16 | 14 | 12 | 31 | 2 | 3 |
| Christopher Volstad | MIL | sp | 22 | 3.80 | 7 | 18 | 0 | 34 | 31 | 1 | 0 | 187.0 | 188 | 94 | 79 | 74 | 83 | 19 | 30 |
| Cory Wade | CHN | mr | 26 | 2.45 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 3.2 | 3 | 1 | 1 | 0 | 1 | 1 | 1 |
| Adam Wainwright | STL | sp | 27 | 5.35 | 10 | 14 | 0 | 33 | 33 | 2 | 1 | 213.2 | 260 | 135 | 127 | 47 | 134 | 25 | 20 |
| Jordan Walden | COL | sp | 21 | 4.76 | 1 | 1 | 0 | 3 | 3 | 0 | 0 | 17.0 | 14 | 9 | 9 | 12 | 8 | 1 | 5 |
| Tyler Walker | NYN | mr | 33 | 2.47 | 1 | 1 | 2 | 40 | 0 | 0 | 0 | 51.0 | 59 | 15 | 14 | 16 | 44 | 4 | 6 |
| P.J. Walters |   | sp | 24 | 2.89 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 9.1 | 8 | 3 | 3 | 3 | 2 | 1 | 2 |
| Chien-Ming Wang | COL | sp | 29 | 3.81 | 6 | 2 | 0 | 13 | 13 | 4 | 1 | 87.1 | 89 | 42 | 37 | 21 | 55 | 8 | 16 |
| Jarrod Washburn* |   | sp | 34 | 4.95 | 11 | 7 | 0 | 30 | 30 | 1 | 1 | 180.0 | 183 | 109 | 99 | 58 | 143 | 27 | 16 |
| Ehren Wasserman |   | mr | 28 | 2.95 | 3 | 2 | 0 | 18 | 0 | 0 | 0 | 18.1 | 21 | 6 | 6 | 9 | 14 | 2 | 5 |
| David Weathers | ATL | mr | 39 | 5.42 | 6 | 8 | 2 | 82 | 0 | 0 | 0 | 96.1 | 116 | 63 | 58 | 46 | 62 | 12 | 9 |
| Jeff Weaver | SF | sp | 32 | 3.74 | 2 | 1 | 0 | 3 | 3 | 0 | 0 | 21.2 | 25 | 9 | 9 | 6 | 13 | 2 | 1 |
| Todd Wellemeyer | STL | sp | 30 | 7.20 | 5 | 7 | 0 | 14 | 14 | 0 | 0 | 65.0 | 83 | 56 | 52 | 35 | 36 | 8 | 11 |
| Randy Wells | CHN | sp | 26 | 6.43 | 3 | 9 | 0 | 18 | 17 | 1 | 0 | 98.0 | 126 | 80 | 70 | 27 | 58 | 11 | 12 |
| Dan Wheeler | FLA | mr | 31 | 5.52 | 2 | 4 | 5 | 39 | 0 | 0 | 0 | 45.2 | 47 | 30 | 28 | 13 | 45 | 7 | 3 |
| Dontrelle Willis* | SF | sp | 27 | 3.38 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 2.2 | 6 | 6 | 1 | 0 | 1 | 1 | 0 |
| Brian Wilson | SF | cl | 27 | 3.66 | 4 | 4 | 13 | 67 | 0 | 0 | 0 | 71.1 | 63 | 31 | 29 | 36 | 70 | 6 | 12 |
| Randy Wolf* |   | sp | 32 | 4.38 | 11 | 9 | 0 | 28 | 28 | 1 | 1 | 160.1 | 167 | 84 | 78 | 62 | 142 | 19 | 19 |
| Keiichi Yabu | WAS | mr | 40 | 2.35 | 6 | 5 | 0 | 18 | 18 | 3 | 1 | 130.0 | 102 | 39 | 34 | 29 | 89 | 8 | 14 |
| Chris Young | SF | sp | 30 | 5.05 | 4 | 6 | 0 | 15 | 15 | 0 | 0 | 82.0 | 69 | 51 | 46 | 39 | 77 | 12 | 3 |
| Mike Zagurski* | ARI | mr | 26 | 3.38 | 3 | 2 | 0 | 27 | 0 | 0 | 0 | 32.0 | 26 | 14 | 12 | 22 | 30 | 0 | 1 |
| Carlos Zambrano | CHN | sp | 28 | 1.50 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 6.0 | 4 | 1 | 1 | 5 | 10 | 0 | 0 |
| Jordan Zimmermann | ATL | sp | 23 | 4.19 | 7 | 8 | 0 | 26 | 26 | 1 | 0 | 154.2 | 159 | 77 | 72 | 57 | 104 | 18 | 19 |
| Barry Zito* | SD | sp | 31 | 4.49 | 10 | 12 | 0 | 41 | 41 | 0 | 0 | 226.1 | 232 | 126 | 113 | 97 | 182 | 28 | 21 |
| Joel Zumaya |   | mr | 24 | 2.35 | 2 | 1 | 4 | 22 | 0 | 0 | 0 | 23.0 | 20 | 6 | 6 | 13 | 26 | 2 | 2 |
| Secondary |
| Name | Team | P | Age | SB | CS | IW | HBP | WP | BK | SH | SF | H/9 | BB/9 | R/9 | K/9 | HR/9 | K/BB | WHIP |
| David Aardsma | PHI | mr | 27 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 1 | 11.1 | 11.1 | 23.8 | 6.4 | 1.6 | 0.6 | 2.47 |
| Jeremy Accardo | NYN | cl | 27 | 2 | 4 | 1 | 2 | 7 | 0 | 2 | 2 | 9.5 | 3.5 | 13.3 | 6.1 | 0.5 | 1.7 | 1.45 |
| Alfredo Aceves |   | sp | 26 | 1 | 1 | 5 | 2 | 3 | 1 | 0 | 6 | 9.4 | 3.3 | 13.0 | 4.3 | 1.4 | 1.3 | 1.41 |
| Manny Acosta |   | mr | 28 | 4 | 5 | 3 | 1 | 6 | 0 | 3 | 3 | 9.0 | 5.5 | 14.6 | 8.0 | 1.2 | 1.5 | 1.61 |
| Mike Adams | SF | mr | 30 | 3 | 2 | 1 | 0 | 2 | 1 | 1 | 2 | 10.6 | 2.1 | 12.6 | 12.0 | 1.4 | 5.8 | 1.41 |
| Jeremy Affeldt* | FLA | mr | 30 | 1 | 0 | 2 | 3 | 6 | 1 | 0 | 1 | 6.0 | 2.9 | 9.3 | 7.3 | 0.4 | 2.5 | 0.99 |
| Omar Aguilar | MIL | mr | 24 | 0 | 0 | 3 | 1 | 1 | 1 | 2 | 0 | 9.3 | 8.5 | 18.5 | 8.5 | 0.0 | 1.0 | 1.97 |
| Matt Albers | CHN | mr | 26 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 12.8 | 4.9 | 18.1 | 4.9 | 1.3 | 1.0 | 1.97 |
| Brett Anderson* |   | sp | 21 | 1 | 2 | 0 | 0 | 1 | 0 | 2 | 2 | 9.4 | 3.9 | 13.3 | 5.4 | 1.1 | 1.4 | 1.48 |
| Alberto Arias | ARI | mr | 25 | 0 | 1 | 1 | 0 | 2 | 0 | 1 | 2 | 9.0 | 3.0 | 12.0 | 5.5 | 1.5 | 1.8 | 1.33 |
| Jose Arredondo | SD | mr | 25 | 1 | 1 | 0 | 3 | 5 | 0 | 1 | 1 | 13.1 | 5.1 | 19.3 | 5.8 | 1.8 | 1.1 | 2.03 |
| Bronson Arroyo |   | sp | 32 | 2 | 3 | 1 | 0 | 1 | 0 | 1 | 0 | 11.6 | 3.4 | 15.0 | 7.3 | 1.0 | 2.1 | 1.66 |
| Luis Ayala | MIL | mr | 31 | 4 | 0 | 0 | 2 | 4 | 0 | 0 | 0 | 12.0 | 2.5 | 15.0 | 7.5 | 1.6 | 3.0 | 1.61 |
| Danys Baez | ATL | mr | 31 | 2 | 2 | 1 | 1 | 6 | 0 | 1 | 0 | 7.8 | 4.8 | 12.9 | 4.1 | 0.7 | 0.8 | 1.40 |
| Andrew Bailey | ARI | sp | 25 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 9.2 | 4.3 | 14.1 | 3.1 | 1.8 | 0.7 | 1.50 |
| Scott Baker | MIL | sp | 27 | 15 | 5 | 4 | 5 | 6 | 1 | 5 | 3 | 9.2 | 3.1 | 12.5 | 6.6 | 0.9 | 2.1 | 1.36 |
| John Bale* |   | mr | 35 | 9 | 5 | 2 | 6 | 0 | 2 | 4 | 5 | 9.8 | 2.8 | 13.1 | 6.6 | 0.9 | 2.4 | 1.41 |
| Grant Balfour | FLA | mr | 31 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 6.4 | 6.4 | 12.8 | 12.1 | 0.7 | 1.9 | 1.42 |
| Brian Bannister | ATL | sp | 28 | 13 | 7 | 3 | 13 | 4 | 1 | 7 | 6 | 10.2 | 2.8 | 13.7 | 5.2 | 1.5 | 1.8 | 1.45 |
| Daniel Bard | HOU | mr | 24 | 2 | 2 | 2 | 4 | 9 | 0 | 0 | 3 | 7.8 | 4.1 | 12.4 | 7.4 | 1.9 | 1.8 | 1.32 |
| Yorman Bazardo |   | sp | 24 | 2 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 13.0 | 5.4 | 18.9 | 2.7 | 2.7 | 0.5 | 2.04 |
| Josh Beckett |   | sp | 29 | 11 | 5 | 3 | 5 | 7 | 0 | 6 | 4 | 8.9 | 1.9 | 11.0 | 7.6 | 1.3 | 4.1 | 1.19 |
| Erik Bedard* | SF | sp | 30 | 12 | 1 | 1 | 3 | 4 | 1 | 2 | 1 | 7.2 | 3.7 | 11.2 | 11.1 | 0.8 | 3.0 | 1.21 |
| Matt Belisle |   | mr | 29 | 15 | 3 | 11 | 2 | 0 | 0 | 1 | 4 | 9.4 | 2.2 | 11.8 | 4.7 | 0.7 | 2.1 | 1.29 |
| Jeff Bennett |   | mr | 29 | 8 | 5 | 3 | 3 | 10 | 2 | 1 | 2 | 8.4 | 4.2 | 12.8 | 6.7 | 0.9 | 1.6 | 1.40 |
| Jason Bergmann | SD | sp | 27 | 2 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 8.8 | 3.6 | 13.1 | 6.6 | 1.5 | 1.8 | 1.38 |
| Chad Billingsley | HOU | sp | 24 | 7 | 12 | 3 | 5 | 1 | 0 | 8 | 3 | 7.4 | 2.6 | 10.2 | 8.5 | 0.7 | 3.3 | 1.12 |
| Joe Blanton | PHI | sp | 28 | 15 | 8 | 5 | 6 | 1 | 1 | 5 | 7 | 8.7 | 2.7 | 11.7 | 6.1 | 0.8 | 2.3 | 1.27 |
| Mitchell Boggs | MIL | sp | 25 | 4 | 2 | 3 | 3 | 4 | 0 | 3 | 2 | 11.7 | 5.9 | 18.1 | 4.5 | 1.4 | 0.8 | 1.95 |
| Jeremy Bonderman | SF | sp | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 3.7 | 9.8 | 7.4 | 1.2 | 2.0 | 1.09 |
| Chad Bradford | CIN | mr | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12.1 | 4.3 | 16.3 | 4.3 | 1.4 | 1.0 | 1.82 |
| Bill Bray* | ARI | mr | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.6 | 3.9 | 15.4 | 19.3 | 3.9 | 5.0 | 1.71 |
| Craig Breslow* | WAS | mr | 28 | 1 | 1 | 5 | 1 | 1 | 1 | 2 | 5 | 7.8 | 3.9 | 11.9 | 6.1 | 0.5 | 1.5 | 1.30 |
| Chris Britton | LAD | mr | 26 | 5 | 1 | 0 | 1 | 2 | 1 | 0 | 4 | 6.8 | 4.0 | 11.0 | 7.3 | 1.2 | 1.8 | 1.20 |
| Lance Broadway | SD | sp | 25 | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 10.3 | 2.7 | 13.0 | 5.2 | 1.5 | 1.9 | 1.45 |
| Brooks Brown | COL | sp | 23 | 10 | 4 | 4 | 5 | 2 | 0 | 2 | 1 | 10.2 | 4.5 | 15.1 | 4.2 | 1.2 | 0.9 | 1.63 |
| Jonathan Broxton | PIT | mr | 25 | 5 | 0 | 1 | 2 | 3 | 0 | 0 | 2 | 6.0 | 2.0 | 8.3 | 10.4 | 0.4 | 5.3 | 0.89 |
| Clay Buchholz | HOU | sp | 24 | 17 | 7 | 5 | 13 | 4 | 2 | 7 | 5 | 9.1 | 3.5 | 13.1 | 7.6 | 0.7 | 2.2 | 1.39 |
| Mark Buehrle* | FLA | sp | 30 | 2 | 2 | 1 | 4 | 1 | 0 | 0 | 1 | 6.1 | 2.9 | 9.9 | 2.9 | 0.4 | 1.0 | 1.00 |
| Jason Bulger | WAS | mr | 30 | 2 | 2 | 2 | 2 | 5 | 0 | 1 | 0 | 8.6 | 5.2 | 14.3 | 11.0 | 2.2 | 2.1 | 1.54 |
| Bryan Bullington | SF | sp | 28 | 2 | 1 | 0 | 0 | 1 | 0 | 2 | 0 | 9.0 | 2.6 | 11.6 | 6.4 | 1.3 | 2.5 | 1.29 |
| A.J. Burnett | FLA | sp | 32 | 5 | 0 | 2 | 2 | 3 | 0 | 0 | 2 | 8.4 | 3.9 | 12.6 | 9.5 | 1.1 | 2.4 | 1.37 |
| Sean Burnett* | LAD | mr | 26 | 5 | 6 | 1 | 6 | 1 | 0 | 4 | 3 | 10.1 | 3.7 | 14.5 | 5.2 | 1.6 | 1.4 | 1.53 |
| David Bush | HOU | sp | 29 | 16 | 6 | 1 | 4 | 3 | 1 | 2 | 3 | 10.9 | 1.8 | 13.0 | 5.2 | 1.4 | 2.9 | 1.41 |
| Tim Byrdak* | SF | mr | 35 | 2 | 1 | 0 | 0 | 2 | 0 | 2 | 2 | 8.0 | 3.8 | 11.8 | 8.0 | 0.6 | 2.1 | 1.31 |
| Daniel Cabrera | NYN | sp | 28 | 17 | 5 | 4 | 7 | 6 | 1 | 6 | 3 | 9.9 | 4.7 | 15.1 | 7.3 | 1.3 | 1.6 | 1.62 |
| Fernando Cabrera | HOU | mr | 27 | 8 | 3 | 6 | 3 | 7 | 0 | 4 | 3 | 9.4 | 4.7 | 14.4 | 8.5 | 2.1 | 1.8 | 1.57 |
| Matt Cain | CIN | sp | 24 | 17 | 8 | 3 | 11 | 7 | 1 | 8 | 8 | 9.0 | 3.2 | 12.6 | 7.8 | 0.9 | 2.5 | 1.35 |
| Jorge Campillo | LAD | sp | 30 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 10.2 | 3.6 | 13.9 | 3.6 | 0.7 | 1.0 | 1.54 |
| Matt Capps | STL | cl | 25 | 2 | 0 | 3 | 2 | 1 | 0 | 0 | 2 | 12.8 | 2.4 | 16.1 | 9.5 | 1.4 | 4.0 | 1.68 |
| Buddy Carlyle | WAS | mr | 31 | 4 | 4 | 3 | 6 | 5 | 0 | 3 | 0 | 8.8 | 2.7 | 11.9 | 7.2 | 0.9 | 2.7 | 1.28 |
| Fausto Carmona |   | sp | 25 | 21 | 8 | 2 | 8 | 4 | 1 | 4 | 3 | 7.7 | 3.1 | 11.2 | 5.3 | 0.4 | 1.7 | 1.21 |
| Andrew Carpenter | NYN | sp | 24 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 47.3 | 6.8 | 54.0 | 0.0 | 6.8 | 0.0 | 6.00 |
| Chris Carpenter | PIT | sp | 34 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 8.6 | 2.0 | 11.0 | 5.7 | 0.4 | 2.8 | 1.18 |
| Brett Cecil* | STL | sp | 22 | 1 | 1 | 1 | 4 | 3 | 0 | 4 | 6 | 10.2 | 3.0 | 13.5 | 6.6 | 1.3 | 2.2 | 1.46 |
| Jose Ceda | ATL | mr | 22 | 6 | 4 | 0 | 0 | 8 | 0 | 6 | 1 | 9.8 | 4.7 | 14.5 | 7.2 | 1.4 | 1.5 | 1.61 |
| Jhoulys Chacin |   | sp | 21 | 4 | 4 | 1 | 2 | 10 | 1 | 3 | 3 | 10.5 | 2.4 | 13.1 | 4.0 | 1.1 | 1.7 | 1.43 |
| Randy Choate* | FLA | mr | 33 | 17 | 7 | 4 | 9 | 10 | 1 | 7 | 3 | 8.6 | 3.2 | 12.3 | 6.7 | 1.4 | 2.1 | 1.31 |
| Vinnie Chulk | CIN | mr | 30 | 7 | 2 | 3 | 4 | 2 | 0 | 0 | 3 | 8.6 | 4.2 | 13.2 | 5.2 | 0.7 | 1.3 | 1.42 |
| Christopher Cody* | WAS | sp | 25 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 10.1 | 2.3 | 12.8 | 4.6 | 1.8 | 2.0 | 1.37 |
| Phil Coke* | CHN | sp | 26 | 6 | 1 | 2 | 1 | 0 | 1 | 1 | 3 | 11.0 | 3.6 | 14.7 | 6.8 | 1.0 | 1.9 | 1.62 |
| Bartolo Colon | COL | sp | 36 | 2 | 1 | 0 | 2 | 1 | 1 | 2 | 2 | 8.6 | 1.9 | 10.7 | 4.6 | 0.8 | 2.4 | 1.16 |
| Clay Condrey | PHI | mr | 33 | 1 | 1 | 0 | 0 | 2 | 0 | 1 | 0 | 8.7 | 2.1 | 10.7 | 4.7 | 1.0 | 2.3 | 1.19 |
| Aaron Cook | WAS | sp | 30 | 18 | 6 | 0 | 6 | 5 | 1 | 1 | 3 | 8.3 | 2.1 | 10.6 | 3.5 | 0.5 | 1.7 | 1.15 |
| Roy Corcoran | FLA | mr | 29 | 0 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 6.6 | 3.6 | 11.4 | 7.2 | 1.2 | 2.0 | 1.13 |
| Francisco Cordero |   | cl | 34 | 6 | 4 | 0 | 2 | 4 | 1 | 3 | 0 | 7.4 | 4.6 | 12.2 | 10.8 | 1.0 | 2.4 | 1.33 |
| Bryan Corey | PIT | mr | 35 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 2 | 8.5 | 5.0 | 13.5 | 6.4 | 0.7 | 1.3 | 1.50 |
| Manuel Corpas | WAS | mr | 26 | 4 | 3 | 2 | 0 | 0 | 0 | 1 | 2 | 7.3 | 3.3 | 10.6 | 5.3 | 0.0 | 1.6 | 1.18 |
| Kevin Correia | MIL | mr | 28 | 3 | 2 | 1 | 1 | 0 | 0 | 1 | 0 | 6.6 | 5.3 | 12.2 | 6.9 | 0.3 | 1.3 | 1.32 |
| Neal Cotts* |   | mr | 29 | 2 | 1 | 1 | 1 | 5 | 0 | 2 | 2 | 11.3 | 3.1 | 14.7 | 7.9 | 0.5 | 2.5 | 1.60 |
| J.B. Cox | CHN | mr | 25 | 3 | 1 | 1 | 2 | 1 | 0 | 1 | 0 | 11.6 | 3.0 | 15.1 | 5.8 | 1.8 | 1.9 | 1.63 |
| Jesse Crain | SF | mr | 27 | 4 | 0 | 0 | 5 | 1 | 3 | 2 | 2 | 7.5 | 2.3 | 10.4 | 8.7 | 1.6 | 3.8 | 1.08 |
| Francisco Cruceta | LAD | mr | 27 | 14 | 10 | 3 | 3 | 23 | 1 | 9 | 3 | 8.7 | 5.9 | 14.7 | 8.5 | 0.3 | 1.4 | 1.62 |
| Juan Cruz |   | mr | 30 | 17 | 5 | 2 | 7 | 0 | 1 | 2 | 3 | 6.7 | 4.7 | 11.9 | 11.6 | 0.9 | 2.5 | 1.27 |
| Johnny Cueto | MIL | sp | 23 | 8 | 2 | 3 | 3 | 1 | 0 | 1 | 1 | 10.8 | 4.8 | 15.9 | 7.5 | 1.7 | 1.6 | 1.73 |
| Rudy Darrow | ARI | mr | 25 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 8.6 | 5.9 | 14.5 | 4.0 | 0.0 | 0.7 | 1.61 |
| Kyle Davies | HOU | sp | 25 | 7 | 4 | 0 | 1 | 5 | 1 | 3 | 5 | 12.0 | 4.3 | 16.4 | 4.7 | 1.6 | 1.1 | 1.81 |
| Doug Davis* | PHI | sp | 33 | 8 | 1 | 3 | 6 | 3 | 0 | 0 | 4 | 8.7 | 4.6 | 14.0 | 5.1 | 0.5 | 1.1 | 1.47 |
| Wade Davis | ARI | sp | 23 | 17 | 5 | 5 | 8 | 5 | 0 | 10 | 8 | 9.3 | 4.5 | 14.1 | 6.4 | 1.2 | 1.4 | 1.53 |
| Jorge de la Rosa* | FLA | sp | 28 | 2 | 1 | 0 | 3 | 3 | 0 | 0 | 3 | 8.1 | 2.8 | 11.4 | 7.9 | 0.9 | 2.9 | 1.20 |
| Gilbert de la Vara* | FLA | mr | 24 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 8.6 | 9.8 | 19.6 | 3.7 | 0.0 | 0.4 | 2.05 |
| Gabe DeHoyos | WAS | mr | 29 | 2 | 2 | 1 | 0 | 2 | 0 | 4 | 1 | 7.5 | 3.5 | 11.0 | 7.0 | 0.4 | 2.0 | 1.23 |
| Robert Delaney |   | mr | 24 | 3 | 2 | 0 | 1 | 1 | 0 | 0 | 2 | 7.7 | 1.7 | 9.7 | 5.7 | 1.4 | 3.3 | 1.04 |
| Ryan Dempster |   | sp | 32 | 6 | 1 | 3 | 5 | 3 | 0 | 4 | 2 | 8.9 | 3.9 | 13.2 | 8.5 | 0.6 | 2.2 | 1.42 |
| Elmer Dessens | WAS | mr | 38 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 27.0 | 0.0 | 27.0 | 13.5 | 0.0 | 99.0 | 3.00 |
| Ross Detwiler* | ARI | sp | 23 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 6.2 | 4.2 | 10.4 | 2.1 | 0.0 | 0.5 | 1.15 |
| R.A. Dickey | ATL | sp | 34 | 3 | 0 | 0 | 1 | 2 | 0 | 0 | 1 | 6.6 | 4.9 | 12.0 | 7.1 | 2.7 | 1.5 | 1.28 |
| Brendan Donnelly | LAD | mr | 37 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18.0 | 3.0 | 21.0 | 3.0 | 3.0 | 1.0 | 2.33 |
| Octavio Dotel | PIT | mr | 35 | 2 | 0 | 4 | 3 | 1 | 0 | 1 | 0 | 6.5 | 7.4 | 15.1 | 11.0 | 1.2 | 1.5 | 1.55 |
| Felix Doubront* | MIL | sp | 21 | 2 | 2 | 4 | 2 | 6 | 0 | 2 | 3 | 11.0 | 3.4 | 14.7 | 5.8 | 1.7 | 1.7 | 1.60 |
| Scott Downs* | STL | mr | 33 | 2 | 0 | 0 | 1 | 3 | 0 | 1 | 1 | 8.8 | 3.2 | 12.2 | 9.5 | 1.0 | 3.0 | 1.32 |
| Zach Duke* | FLA | sp | 26 | 2 | 0 | 3 | 1 | 0 | 0 | 1 | 0 | 13.7 | 3.4 | 17.4 | 6.4 | 0.4 | 1.9 | 1.90 |
| Michael Dunn* | LAD | sp | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.8 | 8.1 | 18.9 | 2.7 | 0.0 | 0.3 | 2.10 |
| Chad Durbin | PHI | mr | 31 | 5 | 4 | 5 | 1 | 2 | 0 | 3 | 5 | 8.7 | 5.3 | 14.2 | 7.2 | 0.8 | 1.3 | 1.57 |
| Jack Egbert |   | sp | 26 | 4 | 2 | 2 | 4 | 2 | 0 | 3 | 4 | 10.7 | 3.9 | 15.1 | 5.7 | 0.8 | 1.5 | 1.62 |
| Scott Elbert* | ATL | mr | 23 | 10 | 6 | 3 | 11 | 2 | 0 | 6 | 6 | 10.7 | 5.1 | 16.5 | 8.0 | 1.0 | 1.6 | 1.76 |
| Sergio Escalona* | HOU | mr | 24 | 2 | 1 | 0 | 2 | 2 | 0 | 0 | 1 | 8.4 | 5.9 | 15.2 | 5.5 | 0.8 | 0.9 | 1.59 |
| Kelvim Escobar | NYN | sp | 33 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 6.5 | 2.8 | 9.8 | 9.8 | 0.9 | 3.5 | 1.03 |
| Dana Eveland* | WAS | sp | 25 | 19 | 6 | 1 | 9 | 9 | 0 | 5 | 5 | 8.3 | 3.5 | 12.2 | 5.5 | 0.6 | 1.6 | 1.31 |
| Scott Eyre* |   | mr | 37 | 3 | 0 | 2 | 1 | 1 | 0 | 0 | 0 | 9.8 | 4.2 | 14.3 | 10.9 | 1.1 | 2.6 | 1.56 |
| Ryan Feierabend* | SD | sp | 23 | 3 | 2 | 1 | 2 | 2 | 0 | 1 | 2 | 16.5 | 2.6 | 19.5 | 4.4 | 2.4 | 1.7 | 2.12 |
| Pedro Feliciano* | NYN | mr | 32 | 4 | 1 | 2 | 0 | 3 | 0 | 5 | 4 | 8.0 | 4.8 | 12.8 | 8.0 | 0.5 | 1.7 | 1.43 |
| Casey Fien |   | mr | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 9.4 | 3.5 | 12.9 | 4.7 | 2.3 | 1.3 | 1.43 |
| Gavin Floyd | SD | sp | 26 | 8 | 4 | 0 | 5 | 7 | 1 | 5 | 4 | 8.3 | 3.7 | 12.4 | 6.6 | 1.7 | 1.8 | 1.34 |
| Frankie Francisco | STL | mr | 29 | 0 | 2 | 1 | 2 | 1 | 0 | 1 | 1 | 7.9 | 4.3 | 12.6 | 9.3 | 0.2 | 2.2 | 1.35 |
| Ryan Franklin | PIT | mr | 36 | 6 | 0 | 1 | 0 | 2 | 0 | 0 | 2 | 7.5 | 3.4 | 10.9 | 7.7 | 0.5 | 2.3 | 1.21 |
| Jeff Fulchino | SF | sp | 29 | 10 | 1 | 1 | 3 | 4 | 0 | 5 | 2 | 9.4 | 3.3 | 13.0 | 6.9 | 0.9 | 2.1 | 1.40 |
| Armando Gabino | ATL | mr | 25 | 3 | 0 | 2 | 2 | 0 | 0 | 2 | 1 | 7.9 | 4.6 | 13.8 | 6.6 | 0.7 | 1.4 | 1.39 |
| Freddy Garcia |   | sp | 33 | 8 | 2 | 6 | 1 | 3 | 0 | 2 | 0 | 10.7 | 4.4 | 15.3 | 6.8 | 1.2 | 1.6 | 1.68 |
| Jon Garland | STL | sp | 29 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 9.9 | 3.6 | 13.5 | 1.8 | 0.0 | 0.5 | 1.50 |
| Matt Garza | ARI | sp | 25 | 15 | 8 | 3 | 13 | 4 | 3 | 10 | 5 | 7.9 | 2.5 | 11.0 | 7.8 | 1.1 | 3.0 | 1.16 |
| Chad Gaudin | NYN | mr | 26 | 12 | 6 | 2 | 6 | 2 | 2 | 7 | 2 | 8.5 | 3.7 | 12.5 | 8.4 | 1.0 | 2.3 | 1.36 |
| Geoff Geary |   | mr | 32 | 4 | 3 | 2 | 1 | 2 | 0 | 1 | 2 | 13.0 | 1.8 | 14.9 | 5.4 | 0.4 | 3.0 | 1.64 |
| Josh Geer |   | sp | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 99.0 | 0.0 | 99.0 | 0.0 | 0.0 | 0.0 | 0.00 |
| Gio Gonzalez* | FLA | sp | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 9.0 | 0.0 | 99.0 | 0.00 |
| Mike Gonzalez* | COL | cl | 31 | 11 | 1 | 1 | 3 | 0 | 1 | 1 | 1 | 8.8 | 5.4 | 14.6 | 11.1 | 0.9 | 2.0 | 1.59 |
| Tom Gorzelanny* | PHI | sp | 26 | 12 | 10 | 1 | 1 | 4 | 1 | 1 | 1 | 8.2 | 3.8 | 12.0 | 6.7 | 1.0 | 1.8 | 1.32 |
| Kevin Gregg | WAS | cl | 31 | 2 | 4 | 0 | 2 | 2 | 1 | 1 | 2 | 7.2 | 4.0 | 11.4 | 6.3 | 1.0 | 1.6 | 1.24 |
| Zack Greinke |   | sp | 25 | 8 | 4 | 6 | 8 | 2 | 0 | 4 | 2 | 7.2 | 2.1 | 9.8 | 8.9 | 1.2 | 4.2 | 1.03 |
| Jason Grilli | NYN | mr | 32 | 4 | 3 | 2 | 4 | 5 | 1 | 3 | 4 | 7.7 | 4.2 | 12.3 | 7.2 | 0.8 | 1.7 | 1.33 |
| Lee Gronkiewicz | CIN | mr | 30 | 1 | 1 | 1 | 3 | 1 | 0 | 2 | 0 | 11.4 | 2.1 | 14.2 | 5.0 | 1.7 | 2.3 | 1.50 |
| Matt Guerrier | ATL | mr | 30 | 11 | 2 | 5 | 4 | 5 | 0 | 3 | 1 | 9.4 | 3.1 | 12.8 | 7.3 | 1.4 | 2.4 | 1.38 |
| Juan Gutierrez | CHN | sp | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 11.3 | 20.3 | 2.3 | 0.0 | 0.2 | 2.25 |
| Angel Guzman | CHN | sp | 27 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 8.9 | 1.8 | 10.6 | 5.8 | 1.8 | 3.3 | 1.18 |
| Roy Halladay | CIN | sp | 32 | 15 | 4 | 1 | 11 | 1 | 0 | 4 | 7 | 9.4 | 1.9 | 11.7 | 6.3 | 0.9 | 3.3 | 1.25 |
| Cole Hamels* | SD | sp | 25 | 23 | 8 | 4 | 7 | 4 | 0 | 4 | 6 | 8.8 | 2.3 | 11.4 | 8.4 | 1.3 | 3.7 | 1.23 |
| Jason Hammel | CHN | sp | 26 | 20 | 9 | 2 | 9 | 15 | 0 | 6 | 7 | 9.3 | 3.3 | 13.0 | 6.4 | 1.3 | 2.0 | 1.40 |
| Justin Hampson* | STL | mr | 29 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 8.3 | 3.3 | 11.8 | 5.5 | 0.8 | 1.7 | 1.29 |
| Mike Hampton* | FLA | sp | 36 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 2.3 | 10.1 | 3.4 | 1.1 | 1.5 | 1.13 |
| Thomas Hanson | ARI | sp | 22 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 17.1 | 5.0 | 22.0 | 5.0 | 1.4 | 1.0 | 2.45 |
| James Happ* | CHN | sp | 26 | 4 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 9.2 | 4.2 | 13.6 | 6.8 | 2.1 | 1.6 | 1.48 |
| Aaron Harang | MIL | sp | 31 | 8 | 3 | 3 | 5 | 1 | 0 | 4 | 3 | 9.7 | 1.8 | 11.9 | 8.1 | 1.4 | 4.4 | 1.29 |
| Danny Haren | PIT | sp | 28 | 14 | 4 | 7 | 6 | 0 | 1 | 3 | 3 | 7.0 | 1.9 | 9.1 | 9.3 | 0.6 | 4.9 | 0.99 |
| Kevin Hart |   | sp | 26 | 0 | 2 | 0 | 1 | 1 | 0 | 1 | 1 | 11.0 | 3.0 | 14.2 | 7.1 | 2.4 | 2.4 | 1.55 |
| Blake Hawksworth | STL | sp | 26 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 8.3 | 3.5 | 11.8 | 4.2 | 0.7 | 1.2 | 1.31 |
| Aaron Heilman |   | mr | 30 | 2 | 2 | 1 | 3 | 1 | 1 | 2 | 1 | 6.9 | 4.4 | 11.9 | 9.8 | 0.9 | 2.2 | 1.26 |
| Jeremy Hellickson | NYN | sp | 22 | 4 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 8.8 | 2.1 | 11.1 | 6.5 | 1.3 | 3.2 | 1.21 |
| Rich Hill* | HOU | sp | 29 | 8 | 7 | 2 | 6 | 2 | 1 | 2 | 2 | 7.6 | 4.5 | 12.8 | 7.6 | 1.0 | 1.7 | 1.35 |
| Shawn Hill | NYN | sp | 28 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 14.2 | 3.8 | 18.5 | 5.2 | 0.9 | 1.4 | 2.00 |
| Jason Hirsh | LAD | sp | 27 | 1 | 1 | 3 | 3 | 2 | 1 | 1 | 1 | 11.4 | 5.4 | 17.6 | 4.2 | 2.0 | 0.8 | 1.87 |
| Luke Hochevar | HOU | sp | 25 | 6 | 3 | 0 | 3 | 2 | 0 | 0 | 1 | 10.4 | 3.5 | 14.4 | 6.6 | 2.6 | 1.9 | 1.54 |
| Trevor Hoffman | FLA | cl | 41 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 9.8 | 2.1 | 12.0 | 6.8 | 0.9 | 3.1 | 1.33 |
| Bobby Howry | SF | mr | 35 | 3 | 1 | 0 | 2 | 0 | 0 | 2 | 6 | 8.5 | 1.8 | 10.6 | 8.7 | 0.8 | 4.8 | 1.15 |
| Tim Hudson | PHI | sp | 33 | 1 | 3 | 1 | 0 | 0 | 0 | 3 | 1 | 7.3 | 1.6 | 8.9 | 6.8 | 1.1 | 4.2 | 0.99 |
| David Huff* | CHN | sp | 24 | 3 | 2 | 0 | 5 | 2 | 1 | 4 | 1 | 9.7 | 2.9 | 13.3 | 5.8 | 1.2 | 2.0 | 1.40 |
| Philip Hughes | PIT | sp | 23 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 15.8 | 13.5 | 31.5 | 11.3 | 0.0 | 0.8 | 3.25 |
| Edwin Jackson | LAD | sp | 25 | 16 | 5 | 1 | 7 | 6 | 2 | 5 | 5 | 9.6 | 3.9 | 14.0 | 5.6 | 1.5 | 1.4 | 1.51 |
| Casey Janssen | SD | mr | 27 | 2 | 0 | 2 | 0 | 2 | 0 | 1 | 0 | 10.2 | 3.6 | 13.8 | 7.6 | 0.0 | 2.1 | 1.53 |
| Jeremy Jeffress | ATL | sp | 21 | 2 | 1 | 1 | 3 | 2 | 0 | 3 | 0 | 12.8 | 8.1 | 21.5 | 4.7 | 1.3 | 0.6 | 2.33 |
| Bobby Jenks | ARI | cl | 28 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 6.9 | 4.3 | 11.1 | 6.9 | 0.4 | 1.6 | 1.24 |
| Cesar Jimenez* | FLA | mr | 24 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 6.1 | 4.9 | 11.0 | 7.4 | 0.0 | 1.5 | 1.23 |
| James Johnson | FLA | mr | 26 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 12.2 | 3.2 | 15.4 | 6.4 | 0.6 | 2.0 | 1.71 |
| Josh Johnson | PHI | sp | 25 | 7 | 12 | 3 | 6 | 8 | 1 | 7 | 3 | 9.5 | 3.4 | 13.2 | 8.1 | 0.8 | 2.4 | 1.43 |
| Randy Johnson* | CIN | sp | 45 | 5 | 2 | 1 | 7 | 0 | 1 | 1 | 0 | 7.2 | 2.5 | 10.2 | 8.2 | 0.4 | 3.3 | 1.07 |
| Jorge Julio |   | mr | 30 | 8 | 0 | 2 | 1 | 10 | 0 | 2 | 3 | 9.4 | 5.3 | 14.9 | 10.7 | 1.2 | 2.0 | 1.64 |
| Jair Jurrjens | STL | sp | 23 | 1 | 2 | 3 | 2 | 4 | 0 | 0 | 0 | 7.3 | 2.0 | 9.6 | 6.5 | 0.6 | 3.2 | 1.04 |
| Kenshin Kawakami | LAD | sp | 34 | 14 | 8 | 2 | 13 | 0 | 1 | 9 | 6 | 9.5 | 1.7 | 11.8 | 7.0 | 1.3 | 4.0 | 1.25 |
| Scott Kazmir* | SF | sp | 25 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 7.2 | 2.9 | 10.2 | 11.2 | 0.6 | 3.9 | 1.12 |
| Kyle Kendrick | SD | sp | 24 | 3 | 2 | 1 | 1 | 2 | 0 | 4 | 5 | 11.8 | 3.1 | 15.1 | 3.5 | 0.7 | 1.1 | 1.66 |
| Clayton Kershaw* | CHN | sp | 21 | 19 | 4 | 3 | 11 | 13 | 0 | 8 | 8 | 11.0 | 4.1 | 15.5 | 7.2 | 1.2 | 1.8 | 1.67 |
| Josh Kinney | PIT | mr | 30 | 4 | 1 | 4 | 3 | 0 | 2 | 1 | 1 | 8.1 | 4.4 | 13.2 | 7.7 | 0.7 | 1.8 | 1.39 |
| Brandon Knight | NYN | mr | 33 | 5 | 1 | 1 | 4 | 3 | 0 | 2 | 2 | 10.2 | 4.7 | 15.5 | 8.3 | 1.5 | 1.8 | 1.66 |
| Mike Koplove | STL | mr | 32 | 3 | 2 | 1 | 3 | 3 | 0 | 0 | 1 | 8.1 | 2.9 | 11.4 | 5.5 | 0.4 | 1.9 | 1.22 |
| Eddie Kunz |   | mr | 23 | 1 | 2 | 1 | 0 | 4 | 1 | 0 | 1 | 10.8 | 5.3 | 16.0 | 5.1 | 0.8 | 1.0 | 1.78 |
| Hong-chih Kuo* | CIN | mr | 27 | 9 | 6 | 1 | 3 | 2 | 1 | 0 | 0 | 6.3 | 2.6 | 9.1 | 9.9 | 0.3 | 3.8 | 0.99 |
| Hiroki Kuroda | CIN | sp | 34 | 12 | 2 | 1 | 6 | 1 | 0 | 4 | 4 | 10.3 | 2.0 | 12.8 | 5.3 | 1.2 | 2.6 | 1.37 |
| John Lackey | PIT | sp | 30 | 8 | 4 | 7 | 7 | 7 | 0 | 1 | 5 | 7.5 | 2.2 | 10.0 | 8.5 | 0.9 | 3.9 | 1.08 |
| John Lannan* | STL | sp | 24 | 6 | 6 | 1 | 4 | 5 | 0 | 2 | 3 | 9.4 | 2.9 | 12.7 | 5.2 | 0.8 | 1.8 | 1.38 |
| Brent Leach* | ARI | mr | 26 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 5.7 | 5.0 | 10.7 | 2.8 | 0.7 | 0.6 | 1.18 |
| Brandon League |   | mr | 26 | 3 | 0 | 0 | 3 | 2 | 0 | 0 | 3 | 7.5 | 1.5 | 9.8 | 5.8 | 0.5 | 3.8 | 1.00 |
| Wade LeBlanc* | HOU | sp | 24 | 4 | 1 | 2 | 1 | 2 | 1 | 5 | 3 | 10.4 | 2.5 | 13.1 | 6.8 | 1.7 | 2.7 | 1.44 |
| Cliff Lee* |   | sp | 30 | 11 | 7 | 1 | 7 | 0 | 0 | 5 | 3 | 8.0 | 2.1 | 10.3 | 7.0 | 0.9 | 3.3 | 1.12 |
| Brad Lidge |   | cl | 32 | 6 | 2 | 1 | 4 | 5 | 0 | 0 | 1 | 8.2 | 5.1 | 13.8 | 10.9 | 1.1 | 2.1 | 1.48 |
| Ted Lilly* | LAD | sp | 33 | 13 | 2 | 2 | 2 | 2 | 0 | 1 | 2 | 8.5 | 2.6 | 11.2 | 9.0 | 1.1 | 3.5 | 1.23 |
| Tim Lincecum | PIT | sp | 25 | 20 | 11 | 3 | 10 | 12 | 0 | 6 | 2 | 8.2 | 3.7 | 12.3 | 9.7 | 0.7 | 2.6 | 1.32 |
| Scott Linebrink | COL | mr | 32 | 3 | 2 | 2 | 1 | 4 | 0 | 0 | 2 | 8.4 | 2.4 | 10.9 | 8.1 | 1.9 | 3.3 | 1.20 |
| Francisco Liriano* |   | sp | 25 | 7 | 2 | 3 | 1 | 4 | 0 | 4 | 1 | 9.3 | 2.8 | 12.2 | 9.1 | 1.0 | 3.2 | 1.34 |
| Wes Littleton |   | mr | 26 | 6 | 1 | 1 | 2 | 6 | 0 | 0 | 4 | 7.6 | 2.4 | 10.2 | 6.8 | 1.0 | 2.9 | 1.10 |
| Kyle Lohse | NYN | sp | 30 | 10 | 7 | 2 | 4 | 1 | 2 | 3 | 2 | 10.8 | 2.4 | 13.5 | 6.0 | 0.9 | 2.4 | 1.47 |
| Braden Looper | PIT | sp | 34 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 11.2 | 0.8 | 12.0 | 6.6 | 0.8 | 8.5 | 1.33 |
| Javier Lopez* | CIN | mr | 31 | 6 | 1 | 4 | 3 | 1 | 1 | 2 | 2 | 12.1 | 3.7 | 16.2 | 5.6 | 0.9 | 1.5 | 1.76 |
| Derek Lowe | PHI | sp | 36 | 7 | 5 | 3 | 3 | 2 | 1 | 2 | 3 | 10.1 | 2.9 | 13.2 | 6.3 | 1.1 | 2.2 | 1.44 |
| Mark Lowe | LAD | mr | 26 | 10 | 4 | 0 | 7 | 2 | 0 | 6 | 4 | 9.1 | 3.4 | 13.0 | 7.9 | 0.9 | 2.3 | 1.40 |
| Brandon Lyon |   | mr | 29 | 3 | 2 | 2 | 2 | 7 | 0 | 0 | 0 | 9.1 | 2.0 | 11.4 | 5.5 | 1.1 | 2.8 | 1.23 |
| Mike MacDougal | SF | mr | 32 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 3.5 | 7.0 | 11.7 | 7.0 | 0.0 | 1.0 | 1.17 |
| Ryan Madson | PHI | mr | 28 | 3 | 1 | 5 | 3 | 2 | 0 | 1 | 4 | 9.4 | 2.5 | 12.1 | 7.3 | 1.0 | 3.0 | 1.32 |
| Ron Mahay* | FLA | mr | 38 | 0 | 1 | 4 | 3 | 0 | 1 | 1 | 3 | 8.0 | 4.4 | 13.0 | 8.2 | 0.9 | 1.9 | 1.38 |
| Paul Maholm* | MIL | sp | 27 | 11 | 5 | 7 | 10 | 1 | 2 | 11 | 5 | 9.1 | 3.0 | 12.7 | 6.2 | 1.0 | 2.0 | 1.35 |
| John Maine | NYN | sp | 28 | 5 | 4 | 2 | 2 | 2 | 2 | 5 | 4 | 9.1 | 3.7 | 12.9 | 7.8 | 1.3 | 2.1 | 1.42 |
| Matthew Maloney* | MIL | sp | 25 | 6 | 5 | 6 | 4 | 3 | 0 | 3 | 6 | 10.6 | 3.5 | 14.4 | 6.8 | 1.4 | 2.0 | 1.57 |
| Robert Manuel | CIN | mr | 25 | 9 | 4 | 0 | 4 | 3 | 1 | 3 | 3 | 9.0 | 1.5 | 10.8 | 6.7 | 1.1 | 4.6 | 1.16 |
| Carlos Marmol |   | mr | 26 | 0 | 3 | 2 | 3 | 4 | 0 | 3 | 2 | 7.7 | 3.5 | 11.5 | 12.5 | 0.8 | 3.6 | 1.24 |
| Jason Marquis | COL | sp | 30 | 2 | 1 | 1 | 4 | 3 | 0 | 2 | 0 | 8.9 | 3.0 | 12.3 | 5.8 | 1.0 | 1.9 | 1.33 |
| Sean Marshall* |   | sp | 26 | 7 | 1 | 1 | 7 | 1 | 2 | 0 | 0 | 9.2 | 3.3 | 13.6 | 7.7 | 0.7 | 2.3 | 1.38 |
| Damaso Marte* | NYN | mr | 34 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6.8 | 3.6 | 10.4 | 10.9 | 1.0 | 3.0 | 1.15 |
| Nick Masset | PHI | mr | 27 | 8 | 1 | 3 | 2 | 3 | 1 | 0 | 2 | 8.3 | 4.0 | 12.6 | 7.1 | 0.5 | 1.8 | 1.36 |
| Justin Masterson | WAS | sp | 24 | 5 | 5 | 1 | 7 | 4 | 0 | 2 | 7 | 8.0 | 2.7 | 11.2 | 5.7 | 0.7 | 2.1 | 1.19 |
| Daisuke Matsuzaka | SD | sp | 28 | 7 | 3 | 0 | 2 | 1 | 1 | 1 | 0 | 8.1 | 3.5 | 11.8 | 9.9 | 1.1 | 2.8 | 1.29 |
| Macay McBride* | SD | mr | 26 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 11.3 | 5.3 | 16.5 | 4.5 | 0.8 | 0.9 | 1.83 |
| Kyle McClellan | PHI | mr | 30 | 1 | 2 | 5 | 2 | 2 | 1 | 4 | 0 | 11.4 | 3.7 | 15.3 | 6.8 | 0.4 | 1.8 | 1.67 |
| Seth McClung | SD | mr | 28 | 4 | 4 | 1 | 1 | 3 | 0 | 2 | 1 | 8.5 | 5.8 | 14.5 | 6.3 | 1.6 | 1.1 | 1.59 |
| Daniel McCutchen | LAD | sp | 26 | 0 | 0 | 2 | 0 | 1 | 0 | 1 | 0 | 11.8 | 4.4 | 16.2 | 6.4 | 4.4 | 1.4 | 1.80 |
| James McDonald | HOU | sp | 24 | 5 | 3 | 2 | 2 | 1 | 1 | 3 | 2 | 10.1 | 2.9 | 13.2 | 6.3 | 1.8 | 2.2 | 1.44 |
| Kris Medlen | HOU | mr | 23 | 10 | 9 | 7 | 8 | 6 | 0 | 6 | 6 | 9.8 | 2.1 | 12.4 | 5.6 | 1.2 | 2.6 | 1.33 |
| Evan Meek | MIL | mr | 26 | 6 | 7 | 5 | 3 | 6 | 0 | 3 | 2 | 11.7 | 6.0 | 18.0 | 6.4 | 1.2 | 1.1 | 1.96 |
| Jonathan Meloan | ATL | mr | 24 | 14 | 4 | 3 | 9 | 4 | 0 | 2 | 6 | 8.7 | 4.9 | 14.1 | 6.7 | 0.7 | 1.4 | 1.52 |
| Cla Meredith | COL | mr | 26 | 0 | 1 | 3 | 1 | 1 | 0 | 0 | 0 | 11.8 | 3.5 | 15.6 | 6.0 | 0.3 | 1.7 | 1.69 |
| Dan Meyer* | SD | sp | 27 | 3 | 7 | 2 | 2 | 6 | 2 | 3 | 8 | 8.9 | 3.9 | 13.0 | 5.0 | 1.3 | 1.3 | 1.42 |
| Justin Miller | FLA | mr | 31 | 7 | 2 | 2 | 1 | 3 | 0 | 0 | 1 | 8.4 | 2.8 | 11.3 | 9.1 | 0.9 | 3.2 | 1.24 |
| Trever Miller* |   | mr | 36 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 3 | 13.2 | 4.4 | 18.2 | 8.3 | 2.2 | 1.9 | 1.96 |
| Zach Miner | STL | sp | 27 | 5 | 3 | 2 | 6 | 4 | 1 | 5 | 0 | 9.0 | 3.2 | 12.6 | 5.5 | 0.8 | 1.7 | 1.35 |
| Franklin Morales* | MIL | sp | 23 | 1 | 0 | 3 | 0 | 1 | 0 | 2 | 2 | 10.8 | 6.4 | 17.2 | 5.2 | 1.0 | 0.8 | 1.91 |
| Brandon Morrow | ARI | mr | 24 | 15 | 4 | 1 | 5 | 4 | 1 | 4 | 6 | 6.5 | 3.2 | 10.0 | 9.4 | 1.3 | 2.9 | 1.08 |
| Guillermo Moscoso | PHI | sp | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 12.0 | 1.5 | 13.5 | 4.5 | 3.0 | 3.0 | 1.50 |
| Daniel Moskos* | ATL | mr | 23 | 3 | 2 | 3 | 4 | 8 | 2 | 2 | 1 | 13.3 | 5.1 | 18.9 | 3.9 | 2.7 | 0.8 | 2.05 |
| Peter Moylan |   | mr | 30 | 5 | 2 | 1 | 2 | 1 | 1 | 0 | 2 | 10.0 | 2.6 | 13.0 | 6.4 | 0.9 | 2.5 | 1.40 |
| Edward Mujica | HOU | mr | 25 | 5 | 4 | 4 | 11 | 4 | 0 | 4 | 6 | 11.1 | 2.6 | 14.5 | 6.1 | 1.7 | 2.4 | 1.52 |
| Joe Nelson |   | mr | 34 | 10 | 5 | 1 | 8 | 2 | 1 | 1 | 3 | 9.9 | 3.8 | 14.4 | 10.0 | 1.3 | 2.7 | 1.52 |
| Jonathan Niese* | NYN | sp | 22 | 1 | 1 | 1 | 3 | 1 | 0 | 0 | 0 | 9.3 | 1.2 | 11.0 | 5.9 | 0.6 | 5.0 | 1.16 |
| Ricky Nolasco | SF | sp | 26 | 1 | 2 | 1 | 3 | 2 | 0 | 1 | 0 | 7.4 | 1.4 | 9.3 | 7.7 | 1.5 | 5.6 | 0.97 |
| Ivan Nova | HOU | sp | 22 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 10.3 | 3.9 | 15.4 | 5.1 | 3.9 | 1.3 | 1.57 |
| Darren O'Day | ARI | mr | 26 | 5 | 1 | 2 | 3 | 1 | 1 | 3 | 5 | 9.3 | 2.7 | 12.4 | 6.3 | 1.2 | 2.3 | 1.34 |
| Eric O'Flaherty* | SF | mr | 24 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 0.0 | 6.0 | 9.0 | 0.0 | 99.0 | 0.67 |
| Sean O'Sullivan | CIN | sp | 21 | 2 | 0 | 2 | 0 | 3 | 0 | 0 | 0 | 22.2 | 11.1 | 33.4 | 1.6 | 1.6 | 0.1 | 3.71 |
| Ross Ohlendorf | LAD | sp | 26 | 1 | 2 | 4 | 2 | 2 | 0 | 2 | 3 | 13.7 | 3.1 | 17.4 | 7.0 | 1.0 | 2.2 | 1.88 |
| Will Ohman* | PIT | mr | 31 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 7.0 | 2.0 | 10.0 | 5.0 | 1.0 | 2.5 | 1.00 |
| Buzz Oliver* | PHI | mr | 38 | 3 | 0 | 0 | 3 | 1 | 1 | 1 | 2 | 9.4 | 3.7 | 13.9 | 7.1 | 1.4 | 1.9 | 1.45 |
| Scott Olsen* | STL | sp | 25 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 3.0 | 9.0 | 9.0 | 3.0 | 3.0 | 1.00 |
| Micah Owings | FLA | sp | 26 | 8 | 8 | 4 | 9 | 10 | 1 | 3 | 3 | 9.3 | 3.4 | 13.3 | 6.9 | 1.0 | 2.0 | 1.42 |
| Jeremy Papelbon* | SF | mr | 26 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 8.3 | 4.0 | 12.2 | 4.0 | 0.7 | 1.0 | 1.36 |
| Chan Ho Park |   | mr | 36 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 9.2 | 1.7 | 11.5 | 5.7 | 1.7 | 3.3 | 1.21 |
| Bobby Parnell | CHN | sp | 24 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 24.9 | 8.3 | 33.2 | 4.2 | 0.0 | 0.5 | 3.69 |
| Chad Paronto | SD | mr | 33 | 2 | 0 | 0 | 1 | 2 | 0 | 0 | 1 | 10.2 | 4.0 | 14.6 | 5.9 | 0.6 | 1.5 | 1.59 |
| James Parr | CHN | sp | 23 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 10.8 | 5.4 | 16.2 | 6.3 | 1.8 | 1.2 | 1.80 |
| Manny Parra* | ARI | sp | 26 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 9.0 | 4.9 | 13.9 | 7.0 | 0.6 | 1.4 | 1.55 |
| Felipe Paulino | CHN | sp | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24.5 | 9.8 | 34.4 | 4.9 | 4.9 | 0.5 | 3.82 |
| Carl Pavano | LAD | sp | 33 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 13.1 | 1.5 | 14.7 | 4.6 | 2.3 | 3.0 | 1.63 |
| Jake Peavy | SF | sp | 28 | 11 | 9 | 0 | 3 | 0 | 1 | 2 | 1 | 8.5 | 3.4 | 12.2 | 9.6 | 0.9 | 2.8 | 1.33 |
| Mike Pelfrey | ARI | sp | 25 | 15 | 9 | 1 | 11 | 3 | 4 | 5 | 7 | 9.4 | 3.0 | 12.9 | 4.6 | 0.8 | 1.5 | 1.38 |
| Brad Penny | ATL | sp | 31 | 17 | 8 | 3 | 5 | 3 | 1 | 7 | 5 | 11.2 | 3.9 | 15.3 | 4.8 | 1.2 | 1.2 | 1.68 |
| Chris Perez | STL | mr | 23 | 4 | 2 | 1 | 3 | 9 | 1 | 1 | 3 | 9.6 | 4.1 | 14.3 | 10.0 | 1.4 | 2.4 | 1.52 |
| Oliver Perez* | SD | sp | 27 | 7 | 2 | 1 | 2 | 5 | 0 | 2 | 6 | 9.2 | 4.0 | 13.5 | 10.7 | 2.0 | 2.7 | 1.46 |
| Rafael Perez* |   | mr | 27 | 7 | 1 | 1 | 6 | 2 | 0 | 1 | 1 | 8.5 | 2.1 | 11.4 | 7.6 | 0.7 | 3.6 | 1.17 |
| Ryan Perry | ARI | mr | 22 | 1 | 2 | 3 | 0 | 3 | 0 | 1 | 1 | 8.9 | 3.4 | 12.4 | 4.3 | 2.6 | 1.3 | 1.37 |
| Yusmeiro Petit | STL | sp | 24 | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 3 | 8.7 | 1.9 | 10.8 | 6.3 | 0.8 | 3.3 | 1.18 |
| Renyel Pinto* | PHI | mr | 26 | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 5.9 | 4.7 | 11.0 | 7.4 | 0.9 | 1.6 | 1.19 |
| Rick Porcello | COL | sp | 20 | 5 | 1 | 0 | 5 | 4 | 0 | 4 | 4 | 12.1 | 3.5 | 16.3 | 3.3 | 1.8 | 1.0 | 1.73 |
| J.J. Putz |   | cl | 32 | 4 | 2 | 0 | 1 | 1 | 0 | 1 | 1 | 6.8 | 3.4 | 10.6 | 10.6 | 0.0 | 3.1 | 1.14 |
| Jackson Quezada | WAS | mr | 22 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 13.5 | 5.2 | 18.7 | 4.2 | 0.0 | 0.8 | 2.08 |
| Ramon A. Ramirez | CIN | sp | 26 | 10 | 3 | 2 | 2 | 2 | 1 | 2 | 4 | 10.7 | 2.8 | 13.7 | 9.8 | 2.6 | 3.4 | 1.50 |
| Jon Rauch | SF | mr | 30 | 1 | 1 | 0 | 1 | 0 | 2 | 1 | 0 | 7.9 | 1.5 | 9.7 | 6.9 | 0.0 | 4.5 | 1.05 |
| Chris Ray | FLA | cl | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6.8 | 2.9 | 9.6 | 8.7 | 0.0 | 3.0 | 1.07 |
| Anthony Reyes | STL | sp | 27 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 9.8 | 4.9 | 16.0 | 6.1 | 2.5 | 1.3 | 1.64 |
| Arthur Rhodes* | FLA | mr | 39 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 9.7 | 5.7 | 15.6 | 10.4 | 0.2 | 1.8 | 1.71 |
| Royce Ring* | CIN | mr | 28 | 2 | 1 | 2 | 2 | 2 | 0 | 0 | 0 | 10.8 | 5.9 | 17.2 | 7.7 | 1.3 | 1.3 | 1.86 |
| Connor Robertson | STL | mr | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.1 | 2.3 | 3.4 | 4.5 | 0.0 | 2.0 | 0.38 |
| Fernando Rodney | MIL | mr | 32 | 8 | 2 | 6 | 4 | 5 | 2 | 5 | 6 | 9.6 | 7.6 | 17.7 | 9.5 | 0.7 | 1.3 | 1.92 |
| Francisco Rodriguez | CIN | cl | 27 | 4 | 1 | 1 | 8 | 4 | 0 | 4 | 1 | 8.6 | 3.4 | 13.1 | 13.4 | 1.1 | 3.9 | 1.33 |
| Wandy Rodriguez* | CHN | sp | 27 | 17 | 5 | 6 | 5 | 11 | 0 | 3 | 8 | 10.0 | 4.2 | 14.4 | 7.6 | 0.9 | 1.8 | 1.57 |
| Josh Roenicke | CIN | mr | 26 | 2 | 3 | 2 | 1 | 4 | 0 | 2 | 2 | 8.4 | 5.5 | 14.0 | 6.4 | 1.4 | 1.2 | 1.54 |
| J.C. Romero* | PHI | mr | 33 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 6.1 | 10.8 | 8.8 | 0.0 | 1.4 | 1.20 |
| Carlos Rosa | ARI | sp | 24 | 3 | 2 | 0 | 1 | 0 | 0 | 1 | 2 | 11.8 | 2.5 | 14.4 | 6.0 | 1.3 | 2.4 | 1.58 |
| Juan Salas |   | mr | 30 | 3 | 1 | 2 | 1 | 1 | 0 | 2 | 2 | 8.2 | 4.3 | 12.7 | 9.8 | 1.2 | 2.3 | 1.39 |
| Brian Sanches | LAD | mr | 30 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 6.0 | 3.0 | 9.0 | 3.0 | 1.5 | 1.0 | 1.00 |
| Duaner Sanchez | PIT | mr | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.6 | 0.9 | 10.5 | 7.8 | 1.7 | 9.0 | 1.16 |
| Joe Saunders* | NYN | sp | 28 | 1 | 1 | 0 | 3 | 0 | 0 | 1 | 0 | 7.4 | 1.8 | 9.8 | 4.1 | 0.9 | 2.2 | 1.03 |
| Max Scherzer | FLA | sp | 24 | 17 | 9 | 3 | 6 | 5 | 2 | 3 | 2 | 8.9 | 3.3 | 12.4 | 8.7 | 0.9 | 2.7 | 1.35 |
| Bobby Seay* | WAS | mr | 31 | 2 | 0 | 1 | 2 | 3 | 0 | 2 | 1 | 10.7 | 3.4 | 14.5 | 7.9 | 0.7 | 2.3 | 1.56 |
| Steven Shell | SF | mr | 26 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 1 | 10.4 | 2.4 | 12.8 | 6.9 | 2.0 | 2.8 | 1.43 |
| Scot Shields | CIN | mr | 33 | 1 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 5.2 | 2.3 | 7.5 | 10.3 | 0.6 | 4.5 | 0.83 |
| Brian Shouse* | COL | mr | 40 | 2 | 0 | 2 | 0 | 0 | 0 | 1 | 2 | 15.8 | 5.8 | 21.6 | 4.0 | 1.3 | 0.7 | 2.40 |
| Carlos Silva | FLA | sp | 30 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 11.2 | 0.9 | 12.1 | 3.7 | 0.5 | 4.0 | 1.34 |
| Brett Sinkbeil | LAD | sp | 24 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 0.0 | 6.8 | 3.4 | 3.4 | 99.0 | 0.75 |
| Joe Smith | STL | mr | 25 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 8.5 | 3.7 | 12.4 | 8.9 | 1.2 | 2.4 | 1.36 |
| Ben Snyder* | MIL | sp | 23 | 6 | 6 | 4 | 3 | 8 | 0 | 3 | 5 | 13.0 | 4.1 | 17.4 | 4.1 | 1.5 | 1.0 | 1.89 |
| Joakim Soria | LAD | cl | 25 | 10 | 2 | 0 | 4 | 4 | 0 | 0 | 4 | 6.8 | 2.0 | 9.2 | 9.7 | 0.8 | 4.8 | 0.97 |
| Rafael Soriano | SF | mr | 29 | 1 | 2 | 1 | 2 | 1 | 0 | 0 | 0 | 6.2 | 2.1 | 8.8 | 10.4 | 0.9 | 4.9 | 0.92 |
| Jeremy Sowers* | PIT | sp | 26 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 1 | 10.6 | 2.3 | 13.3 | 6.1 | 0.8 | 2.7 | 1.44 |
| Chorye Spoone | MIL | sp | 23 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 15.0 | 7.0 | 22.0 | 3.0 | 2.0 | 0.4 | 2.44 |
| Mitch Stetter* | PIT | mr | 28 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 11.0 | 6.6 | 17.6 | 7.7 | 0.6 | 1.2 | 1.96 |
| Phil Stockman | COL | mr | 29 | 1 | 1 | 2 | 1 | 0 | 0 | 1 | 3 | 7.3 | 3.6 | 11.1 | 7.5 | 0.8 | 2.1 | 1.21 |
| Brian Stokes | NYN | sp | 29 | 5 | 5 | 3 | 4 | 4 | 1 | 3 | 5 | 11.3 | 3.5 | 15.3 | 5.5 | 1.4 | 1.5 | 1.65 |
| Mitch Talbot | SD | sp | 25 | 27 | 6 | 4 | 11 | 10 | 3 | 12 | 3 | 10.6 | 3.1 | 14.2 | 5.2 | 1.1 | 1.7 | 1.53 |
| Brian Tallet* |   | mr | 31 | 2 | 1 | 0 | 4 | 0 | 1 | 1 | 2 | 7.7 | 3.9 | 12.4 | 7.3 | 0.6 | 1.9 | 1.29 |
| Clayton Tanner* | CHN | sp | 21 | 12 | 8 | 1 | 7 | 11 | 0 | 3 | 2 | 13.1 | 3.4 | 16.9 | 3.7 | 1.5 | 1.1 | 1.83 |
| Julian Tavarez | SF | mr | 36 | 7 | 4 | 0 | 2 | 3 | 1 | 3 | 1 | 8.6 | 2.6 | 11.4 | 7.1 | 0.9 | 2.7 | 1.25 |
| Rob Tejeda | NYN | sp | 27 | 1 | 1 | 0 | 1 | 0 | 0 | 2 | 1 | 8.7 | 4.2 | 13.2 | 5.4 | 1.2 | 1.3 | 1.43 |
| Dale Thayer |   | mr | 28 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 7.7 | 7.7 | 15.4 | 3.9 | 0.0 | 0.5 | 1.71 |
| Chris Tillman | ARI | sp | 21 | 8 | 4 | 1 | 6 | 5 | 2 | 2 | 7 | 9.3 | 3.7 | 13.6 | 6.2 | 1.9 | 1.7 | 1.45 |
| Ramon Troncoso | FLA | mr | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 29.7 | 2.7 | 32.4 | 2.7 | 0.0 | 1.0 | 3.60 |
| Merkin Valdez | SD | mr | 27 | 4 | 3 | 3 | 3 | 3 | 0 | 0 | 3 | 10.8 | 4.8 | 16.1 | 6.2 | 1.4 | 1.3 | 1.73 |
| Jose Valverde | SD | cl | 29 | 1 | 2 | 1 | 3 | 2 | 0 | 1 | 1 | 6.7 | 2.3 | 9.5 | 13.5 | 1.4 | 5.8 | 1.00 |
| Jose Veras | COL | mr | 28 | 2 | 0 | 0 | 3 | 1 | 0 | 0 | 2 | 8.5 | 3.6 | 12.6 | 9.5 | 1.0 | 2.6 | 1.35 |
| Justin Verlander | FLA | sp | 26 | 19 | 12 | 7 | 9 | 6 | 1 | 2 | 2 | 9.3 | 3.8 | 13.5 | 8.2 | 1.1 | 2.2 | 1.46 |
| Carlos Villanueva | WAS | sp | 25 | 6 | 5 | 0 | 2 | 2 | 0 | 2 | 2 | 9.7 | 2.5 | 12.4 | 8.1 | 0.4 | 3.2 | 1.35 |
| Ron Villone* | PIT | mr | 39 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 9.9 | 4.9 | 14.8 | 9.9 | 0.4 | 2.0 | 1.65 |
| Pedro Viola* | CIN | mr | 26 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 1 | 11.2 | 4.0 | 15.2 | 7.8 | 1.2 | 1.9 | 1.69 |
| Luis Vizcaino |   | mr | 34 | 1 | 1 | 2 | 6 | 0 | 2 | 1 | 2 | 8.8 | 2.9 | 12.9 | 10.4 | 2.0 | 3.5 | 1.30 |
| Edinson Volquez | PIT | sp | 25 | 0 | 3 | 1 | 2 | 0 | 0 | 1 | 2 | 6.6 | 3.1 | 10.2 | 8.1 | 0.5 | 2.6 | 1.08 |
| Christopher Volstad | MIL | sp | 22 | 12 | 8 | 9 | 10 | 2 | 0 | 6 | 5 | 9.0 | 3.6 | 13.1 | 4.0 | 0.9 | 1.1 | 1.40 |
| Cory Wade | CHN | mr | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 0.0 | 7.4 | 2.5 | 2.5 | 99.0 | 0.82 |
| Adam Wainwright | STL | sp | 27 | 10 | 2 | 1 | 8 | 8 | 0 | 5 | 7 | 11.0 | 2.0 | 13.3 | 5.6 | 1.1 | 2.9 | 1.44 |
| Jordan Walden | COL | sp | 21 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 7.4 | 6.4 | 14.3 | 4.2 | 0.5 | 0.7 | 1.53 |
| Tyler Walker | NYN | mr | 33 | 0 | 1 | 1 | 2 | 2 | 0 | 0 | 1 | 10.4 | 2.8 | 13.6 | 7.8 | 0.7 | 2.8 | 1.47 |
| P.J. Walters |   | sp | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 2.9 | 10.6 | 1.9 | 1.0 | 0.7 | 1.18 |
| Chien-Ming Wang | COL | sp | 29 | 1 | 1 | 0 | 2 | 3 | 0 | 1 | 3 | 9.2 | 2.2 | 11.5 | 5.7 | 0.8 | 2.6 | 1.26 |
| Jarrod Washburn* |   | sp | 34 | 7 | 3 | 4 | 6 | 4 | 0 | 5 | 6 | 9.1 | 2.9 | 12.3 | 7.1 | 1.3 | 2.5 | 1.34 |
| Ehren Wasserman |   | mr | 28 | 1 | 2 | 0 | 1 | 1 | 0 | 1 | 0 | 10.3 | 4.4 | 15.2 | 6.9 | 1.0 | 1.6 | 1.64 |
| David Weathers | ATL | mr | 39 | 4 | 3 | 3 | 5 | 3 | 1 | 3 | 4 | 10.8 | 4.3 | 15.6 | 5.8 | 1.1 | 1.3 | 1.68 |
| Jeff Weaver | SF | sp | 32 | 0 | 0 | 2 | 1 | 0 | 0 | 1 | 0 | 10.4 | 2.5 | 13.3 | 5.4 | 0.8 | 2.2 | 1.43 |
| Todd Wellemeyer | STL | sp | 30 | 2 | 0 | 0 | 1 | 8 | 0 | 1 | 1 | 11.5 | 4.8 | 16.5 | 5.0 | 1.1 | 1.0 | 1.82 |
| Randy Wells | CHN | sp | 26 | 17 | 3 | 3 | 4 | 1 | 0 | 5 | 3 | 11.6 | 2.5 | 14.4 | 5.3 | 1.0 | 2.1 | 1.56 |
| Dan Wheeler | FLA | mr | 31 | 2 | 2 | 2 | 1 | 0 | 0 | 2 | 3 | 9.3 | 2.6 | 12.0 | 8.9 | 1.4 | 3.5 | 1.31 |
| Dontrelle Willis* | SF | sp | 27 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 20.3 | 0.0 | 23.6 | 3.4 | 3.4 | 99.0 | 2.25 |
| Brian Wilson | SF | cl | 27 | 4 | 0 | 0 | 1 | 1 | 0 | 0 | 3 | 7.9 | 4.5 | 12.6 | 8.8 | 0.8 | 1.9 | 1.39 |
| Randy Wolf* |   | sp | 32 | 6 | 6 | 6 | 10 | 4 | 1 | 6 | 3 | 9.4 | 3.5 | 13.4 | 8.0 | 1.1 | 2.3 | 1.43 |
| Keiichi Yabu | WAS | mr | 40 | 9 | 2 | 0 | 5 | 5 | 1 | 4 | 3 | 7.1 | 2.0 | 9.4 | 6.2 | 0.6 | 3.1 | 1.01 |
| Chris Young | SF | sp | 30 | 6 | 4 | 0 | 3 | 3 | 0 | 2 | 2 | 7.6 | 4.3 | 12.2 | 8.5 | 1.3 | 2.0 | 1.32 |
| Mike Zagurski* | ARI | mr | 26 | 3 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 7.3 | 6.2 | 14.1 | 8.4 | 0.0 | 1.4 | 1.50 |
| Carlos Zambrano | CHN | sp | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 7.5 | 13.5 | 15.0 | 0.0 | 2.0 | 1.50 |
| Jordan Zimmermann | ATL | sp | 23 | 10 | 3 | 2 | 7 | 2 | 2 | 5 | 2 | 9.3 | 3.3 | 13.0 | 6.1 | 1.0 | 1.8 | 1.40 |
| Barry Zito* | SD | sp | 31 | 18 | 9 | 2 | 13 | 4 | 0 | 8 | 1 | 9.2 | 3.9 | 13.6 | 7.2 | 1.1 | 1.9 | 1.45 |
| Joel Zumaya |   | mr | 24 | 3 | 0 | 1 | 1 | 1 | 0 | 2 | 0 | 7.8 | 5.1 | 13.3 | 10.2 | 0.8 | 2.0 | 1.43 |
| Analytical |
| Name | Team | P | Age | OPS | BIP | IPAVG | TBW | TBW/BF | TBWH | TBWH/BF | RC | RC27 | RCERA | CERA |
| David Aardsma | PHI | mr | 27 | .947 | 19 | .316 | 18 | .563 | 19 | .594 | 6.4 | 10.1 | 9.11 | 10.41 |
| Jeremy Accardo | NYN | cl | 27 | .720 | 224 | .317 | 130 | .425 | 132 | .431 | 34.2 | 4.3 | 3.91 | 4.22 |
| Alfredo Aceves |   | sp | 26 | .789 | 170 | .259 | 109 | .491 | 111 | .500 | 30.2 | 5.3 | 4.92 | 4.50 |
| Manny Acosta |   | mr | 28 | .810 | 264 | .307 | 214 | .512 | 215 | .514 | 57.8 | 5.6 | 5.00 | 5.29 |
| Mike Adams | SF | mr | 30 | .807 | 66 | .409 | 54 | .486 | 54 | .486 | 15.1 | 5.2 | 4.65 | 4.82 |
| Jeremy Affeldt* | FLA | mr | 30 | .523 | 190 | .237 | 87 | .314 | 90 | .325 | 15.7 | 2.0 | 1.77 | 1.92 |
| Omar Aguilar | MIL | mr | 24 | .683 | 38 | .316 | 24 | .393 | 25 | .410 | 6.2 | 4.4 | 4.29 | 5.04 |
| Matt Albers | CHN | mr | 26 | .950 | 74 | .351 | 58 | .580 | 59 | .590 | 19.7 | 8.7 | 7.87 | 7.87 |
| Brett Anderson* |   | sp | 21 | .791 | 151 | .298 | 101 | .488 | 101 | .488 | 24.2 | 4.4 | 4.04 | 4.80 |
| Alberto Arias | ARI | mr | 25 | .768 | 57 | .263 | 36 | .468 | 36 | .468 | 9.1 | 4.5 | 4.09 | 4.15 |
| Jose Arredondo | SD | mr | 25 | 1.021 | 85 | .365 | 75 | .610 | 78 | .634 | 26.7 | 9.7 | 8.76 | 9.18 |
| Bronson Arroyo |   | sp | 32 | .823 | 196 | .362 | 137 | .498 | 137 | .498 | 40.6 | 6.0 | 5.42 | 5.79 |
| Luis Ayala | MIL | mr | 31 | .877 | 128 | .359 | 97 | .536 | 99 | .547 | 30.8 | 6.9 | 6.29 | 6.35 |
| Danys Baez | ATL | mr | 31 | .680 | 75 | .253 | 42 | .412 | 43 | .422 | 9.3 | 3.4 | 3.10 | 3.96 |
| Andrew Bailey | ARI | sp | 25 | .750 | 51 | .235 | 31 | .463 | 32 | .478 | 8.7 | 5.2 | 4.82 | 5.46 |
| Scott Baker | MIL | sp | 27 | .739 | 574 | .298 | 361 | .452 | 366 | .459 | 92.3 | 4.4 | 4.01 | 4.07 |
| John Bale* |   | mr | 35 | .775 | 420 | .317 | 271 | .466 | 277 | .477 | 75.8 | 5.1 | 4.57 | 4.48 |
| Grant Balfour | FLA | mr | 31 | .610 | 28 | .286 | 22 | .400 | 22 | .400 | 5.2 | 3.8 | 3.32 | 3.26 |
| Brian Bannister | ATL | sp | 28 | .844 | 614 | .296 | 426 | .516 | 439 | .531 | 124.5 | 5.9 | 5.35 | 5.33 |
| Daniel Bard | HOU | mr | 24 | .741 | 224 | .232 | 165 | .477 | 169 | .488 | 42.1 | 4.7 | 4.30 | 4.44 |
| Yorman Bazardo |   | sp | 24 | 1.047 | 63 | .302 | 55 | .655 | 56 | .667 | 20.0 | 10.8 | 9.72 | 9.61 |
| Josh Beckett |   | sp | 29 | .729 | 551 | .294 | 354 | .449 | 359 | .455 | 88.5 | 4.1 | 3.70 | 3.72 |
| Erik Bedard* | SF | sp | 30 | .664 | 211 | .294 | 154 | .421 | 157 | .429 | 38.2 | 3.9 | 3.53 | 3.08 |
| Matt Belisle |   | mr | 29 | .700 | 384 | .289 | 202 | .418 | 204 | .422 | 53.7 | 4.2 | 3.79 | 3.50 |
| Jeff Bennett |   | mr | 29 | .716 | 412 | .286 | 267 | .445 | 270 | .450 | 65.7 | 4.2 | 3.75 | 4.09 |
| Jason Bergmann | SD | sp | 27 | .781 | 36 | .278 | 25 | .472 | 26 | .491 | 7.0 | 5.1 | 4.58 | 4.81 |
| Chad Billingsley | HOU | sp | 24 | .635 | 631 | .282 | 369 | .389 | 374 | .395 | 79.5 | 3.0 | 2.71 | 2.70 |
| Joe Blanton | PHI | sp | 28 | .697 | 695 | .283 | 399 | .424 | 405 | .430 | 99.9 | 4.0 | 3.61 | 3.48 |
| Mitchell Boggs | MIL | sp | 25 | .912 | 204 | .328 | 155 | .548 | 158 | .558 | 48.8 | 7.4 | 6.78 | 7.61 |
| Jeremy Bonderman | SF | sp | 26 | .584 | 19 | .211 | 11 | .379 | 11 | .379 | 2.4 | 3.1 | 2.68 | 2.73 |
| Chad Bradford | CIN | mr | 34 | .874 | 43 | .349 | 30 | .526 | 30 | .526 | 9.0 | 6.5 | 5.74 | 7.25 |
| Bill Bray* | ARI | mr | 26 | 1.164 | 4 | .500 | 9 | .818 | 9 | .818 | 3.0 | 11.6 | 10.43 | 8.35 |
| Craig Breslow* | WAS | mr | 28 | .677 | 209 | .278 | 121 | .413 | 122 | .416 | 27.6 | 3.5 | 3.14 | 3.25 |
| Chris Britton | LAD | mr | 26 | .670 | 123 | .236 | 81 | .429 | 82 | .434 | 18.3 | 3.5 | 3.17 | 3.28 |
| Lance Broadway | SD | sp | 25 | .821 | 99 | .293 | 67 | .515 | 67 | .515 | 19.0 | 5.7 | 5.20 | 4.98 |
| Brooks Brown | COL | sp | 23 | .826 | 324 | .293 | 220 | .506 | 225 | .517 | 62.1 | 5.7 | 5.26 | 5.70 |
| Jonathan Broxton | PIT | mr | 25 | .502 | 162 | .265 | 78 | .299 | 80 | .307 | 15.7 | 2.1 | 1.86 | 1.61 |
| Clay Buchholz | HOU | sp | 24 | .705 | 615 | .312 | 372 | .413 | 385 | .427 | 100.0 | 4.3 | 3.91 | 4.16 |
| Mark Buehrle* | FLA | sp | 30 | .556 | 132 | .189 | 55 | .335 | 59 | .360 | 11.1 | 2.4 | 2.24 | 2.10 |
| Jason Bulger | WAS | mr | 30 | .835 | 99 | .303 | 100 | .538 | 102 | .548 | 26.1 | 5.5 | 5.08 | 5.77 |
| Bryan Bullington | SF | sp | 28 | .723 | 63 | .286 | 38 | .437 | 38 | .437 | 9.8 | 4.2 | 3.79 | 3.98 |
| A.J. Burnett | FLA | sp | 32 | .709 | 156 | .295 | 111 | .444 | 113 | .452 | 29.6 | 4.6 | 4.21 | 4.00 |
| Sean Burnett* | LAD | mr | 26 | .860 | 231 | .290 | 167 | .522 | 173 | .541 | 48.8 | 6.0 | 5.54 | 5.79 |
| David Bush | HOU | sp | 29 | .850 | 327 | .324 | 220 | .518 | 224 | .527 | 63.8 | 5.7 | 5.12 | 5.20 |
| Tim Byrdak* | SF | mr | 35 | .712 | 156 | .295 | 105 | .449 | 105 | .449 | 25.5 | 4.1 | 3.66 | 3.43 |
| Daniel Cabrera | NYN | sp | 28 | .850 | 418 | .323 | 332 | .524 | 339 | .535 | 97.5 | 6.2 | 5.60 | 5.74 |
| Fernando Cabrera | HOU | mr | 27 | .887 | 264 | .303 | 246 | .566 | 249 | .572 | 70.5 | 6.5 | 5.79 | 6.02 |
| Matt Cain | CIN | sp | 24 | .728 | 712 | .303 | 459 | .441 | 470 | .452 | 124.4 | 4.6 | 4.21 | 4.02 |
| Jorge Campillo | LAD | sp | 30 | .775 | 43 | .302 | 25 | .463 | 25 | .463 | 7.2 | 5.4 | 4.72 | 4.66 |
| Matt Capps | STL | cl | 25 | .945 | 59 | .407 | 50 | .562 | 52 | .584 | 18.4 | 9.0 | 7.84 | 6.63 |
| Buddy Carlyle | WAS | mr | 31 | .711 | 434 | .302 | 265 | .430 | 271 | .440 | 68.4 | 4.2 | 3.75 | 3.72 |
| Fausto Carmona |   | sp | 25 | .628 | 719 | .267 | 359 | .375 | 367 | .383 | 80.4 | 3.0 | 2.78 | 2.94 |
| Andrew Carpenter | NYN | sp | 24 | 1.758 | 10 | .600 | 13 | 1.083 | 13 | 1.083 | 8.5 | 57.5 | 51.76 | 48.14 |
| Chris Carpenter | PIT | sp | 34 | .666 | 71 | .282 | 37 | .402 | 38 | .413 | 9.9 | 4.1 | 3.65 | 2.89 |
| Brett Cecil* | STL | sp | 22 | .808 | 391 | .320 | 268 | .490 | 272 | .497 | 74.3 | 5.3 | 4.76 | 5.07 |
| Jose Ceda | ATL | mr | 22 | .832 | 249 | .305 | 194 | .523 | 194 | .523 | 55.1 | 6.0 | 5.44 | 5.50 |
| Jhoulys Chacin |   | sp | 21 | .806 | 314 | .299 | 192 | .491 | 194 | .496 | 54.7 | 5.4 | 4.92 | 4.74 |
| Randy Choate* | FLA | mr | 33 | .728 | 504 | .270 | 323 | .445 | 332 | .457 | 84.4 | 4.4 | 4.02 | 4.20 |
| Vinnie Chulk | CIN | mr | 30 | .714 | 267 | .277 | 159 | .434 | 163 | .445 | 42.2 | 4.5 | 4.06 | 4.14 |
| Christopher Cody* | WAS | sp | 25 | .805 | 63 | .286 | 41 | .494 | 42 | .506 | 11.5 | 5.3 | 4.72 | 5.26 |
| Phil Coke* | CHN | sp | 26 | .830 | 198 | .338 | 140 | .507 | 141 | .511 | 41.0 | 5.9 | 5.48 | 5.43 |
| Bartolo Colon | COL | sp | 36 | .685 | 275 | .265 | 144 | .416 | 146 | .422 | 34.6 | 3.6 | 3.29 | 3.19 |
| Clay Condrey | PHI | mr | 33 | .699 | 113 | .257 | 63 | .441 | 63 | .441 | 15.4 | 4.0 | 3.64 | 3.28 |
| Aaron Cook | WAS | sp | 30 | .631 | 739 | .261 | 333 | .372 | 339 | .379 | 77.8 | 3.1 | 2.84 | 2.88 |
| Roy Corcoran | FLA | mr | 29 | .701 | 35 | .257 | 24 | .421 | 26 | .456 | 3.5 | 2.0 | 1.90 | 3.77 |
| Francisco Cordero |   | cl | 34 | .680 | 147 | .293 | 111 | .427 | 113 | .435 | 26.9 | 3.9 | 3.57 | 3.75 |
| Bryan Corey | PIT | mr | 35 | .758 | 38 | .289 | 26 | .473 | 26 | .473 | 6.4 | 4.5 | 4.11 | 3.88 |
| Manuel Corpas | WAS | mr | 26 | .557 | 150 | .267 | 64 | .325 | 64 | .325 | 13.1 | 2.4 | 2.15 | 2.32 |
| Kevin Correia | MIL | mr | 28 | .551 | 78 | .244 | 39 | .333 | 40 | .342 | 8.2 | 2.7 | 2.44 | 2.95 |
| Neal Cotts* |   | mr | 29 | .799 | 109 | .376 | 71 | .461 | 72 | .468 | 21.6 | 5.7 | 5.10 | 5.12 |
| J.B. Cox | CHN | mr | 25 | .842 | 123 | .317 | 85 | .509 | 87 | .521 | 25.8 | 6.2 | 5.87 | 6.31 |
| Jesse Crain | SF | mr | 27 | .705 | 198 | .247 | 137 | .446 | 142 | .463 | 33.5 | 4.0 | 3.63 | 3.30 |
| Francisco Cruceta | LAD | mr | 27 | .737 | 474 | .331 | 338 | .451 | 341 | .455 | 89.0 | 4.8 | 4.30 | 4.43 |
| Juan Cruz |   | mr | 30 | .666 | 323 | .291 | 258 | .425 | 265 | .437 | 62.5 | 3.9 | 3.50 | 3.36 |
| Johnny Cueto | MIL | sp | 23 | .901 | 230 | .339 | 199 | .562 | 202 | .571 | 61.9 | 7.3 | 6.45 | 6.77 |
| Rudy Darrow | ARI | mr | 25 | .676 | 47 | .277 | 26 | .419 | 26 | .419 | 6.5 | 4.3 | 3.83 | 3.88 |
| Kyle Davies | HOU | sp | 25 | .923 | 286 | .329 | 217 | .568 | 218 | .571 | 67.8 | 7.3 | 6.78 | 7.07 |
| Doug Davis* | PHI | sp | 33 | .710 | 248 | .286 | 144 | .421 | 150 | .439 | 39.1 | 4.5 | 4.06 | 4.24 |
| Wade Davis | ARI | sp | 23 | .798 | 599 | .292 | 426 | .491 | 434 | .501 | 118.8 | 5.4 | 4.96 | 5.00 |
| Jorge de la Rosa* | FLA | sp | 28 | .657 | 149 | .282 | 86 | .393 | 89 | .406 | 20.9 | 3.5 | 3.23 | 3.35 |
| Gilbert de la Vara* | FLA | mr | 24 | .777 | 23 | .304 | 16 | .457 | 17 | .486 | 4.2 | 5.2 | 4.67 | 6.65 |
| Gabe DeHoyos | WAS | mr | 29 | .657 | 148 | .277 | 85 | .405 | 85 | .405 | 18.9 | 3.3 | 2.99 | 2.78 |
| Robert Delaney |   | mr | 24 | .700 | 92 | .239 | 55 | .444 | 56 | .452 | 12.1 | 3.4 | 3.09 | 3.05 |
| Ryan Dempster |   | sp | 32 | .727 | 287 | .321 | 192 | .438 | 197 | .450 | 50.1 | 4.4 | 4.03 | 4.08 |
| Elmer Dessens | WAS | mr | 38 | 1.000 | 4 | .500 | 3 | .600 | 3 | .600 | 1.2 | 10.8 | 14.58 | 11.50 |
| Ross Detwiler* | ARI | sp | 23 | .608 | 29 | .207 | 14 | .400 | 14 | .400 | 2.6 | 2.6 | 2.47 | 2.09 |
| R.A. Dickey | ATL | sp | 34 | .787 | 58 | .155 | 50 | .543 | 51 | .554 | 13.0 | 5.4 | 5.17 | 4.39 |
| Brendan Donnelly | LAD | mr | 37 | 1.423 | 11 | .455 | 13 | .929 | 13 | .929 | 4.4 | 13.1 | 11.82 | 14.00 |
| Octavio Dotel | PIT | mr | 35 | .691 | 51 | .255 | 44 | .431 | 47 | .461 | 11.3 | 4.6 | 4.16 | 4.59 |
| Felix Doubront* | MIL | sp | 21 | .864 | 244 | .316 | 179 | .533 | 181 | .539 | 53.8 | 6.5 | 5.86 | 6.00 |
| Scott Downs* | STL | mr | 33 | .715 | 99 | .323 | 68 | .436 | 69 | .442 | 17.1 | 4.1 | 3.75 | 3.95 |
| Zach Duke* | FLA | sp | 26 | .893 | 154 | .403 | 107 | .527 | 108 | .532 | 36.5 | 7.8 | 7.04 | 6.64 |
| Michael Dunn* | LAD | sp | 24 | .883 | 11 | .364 | 8 | .533 | 8 | .533 | 1.9 | 5.2 | 4.68 | 7.19 |
| Chad Durbin | PHI | mr | 31 | .749 | 202 | .302 | 140 | .459 | 141 | .462 | 36.7 | 4.8 | 4.31 | 4.58 |
| Jack Egbert |   | sp | 26 | .812 | 223 | .332 | 145 | .475 | 149 | .489 | 42.1 | 5.5 | 5.07 | 5.45 |
| Scott Elbert* | ATL | mr | 23 | .857 | 489 | .352 | 387 | .515 | 398 | .530 | 120.7 | 6.8 | 6.12 | 6.27 |
| Sergio Escalona* | HOU | mr | 24 | .799 | 63 | .286 | 46 | .489 | 48 | .511 | 11.6 | 4.8 | 4.42 | 5.29 |
| Kelvim Escobar | NYN | sp | 33 | .644 | 46 | .261 | 31 | .408 | 32 | .421 | 6.6 | 3.1 | 2.76 | 2.58 |
| Dana Eveland* | WAS | sp | 25 | .695 | 638 | .281 | 365 | .419 | 374 | .429 | 91.6 | 4.0 | 3.54 | 3.68 |
| Scott Eyre* |   | mr | 37 | .764 | 87 | .379 | 69 | .463 | 70 | .470 | 19.6 | 5.4 | 4.67 | 5.15 |
| Ryan Feierabend* | SD | sp | 23 | 1.123 | 159 | .403 | 140 | .686 | 142 | .696 | 53.4 | 11.7 | 10.55 | 10.73 |
| Pedro Feliciano* | NYN | mr | 32 | .660 | 155 | .290 | 93 | .396 | 93 | .396 | 23.5 | 3.9 | 3.52 | 3.59 |
| Casey Fien |   | mr | 25 | .798 | 26 | .231 | 18 | .514 | 18 | .514 | 5.1 | 5.8 | 5.41 | 5.16 |
| Gavin Floyd | SD | sp | 26 | .779 | 380 | .253 | 277 | .496 | 282 | .505 | 72.6 | 5.0 | 4.53 | 4.45 |
| Frankie Francisco | STL | mr | 29 | .671 | 116 | .328 | 75 | .403 | 77 | .414 | 17.6 | 3.6 | 3.22 | 3.39 |
| Ryan Franklin | PIT | mr | 36 | .588 | 153 | .275 | 79 | .356 | 79 | .356 | 18.1 | 3.0 | 2.73 | 2.79 |
| Jeff Fulchino | SF | sp | 29 | .766 | 197 | .315 | 128 | .454 | 131 | .465 | 36.0 | 4.9 | 4.40 | 4.46 |
| Armando Gabino | ATL | mr | 25 | .703 | 41 | .268 | 24 | .393 | 26 | .426 | 6.8 | 4.4 | 4.05 | 3.92 |
| Freddy Garcia |   | sp | 33 | .815 | 165 | .327 | 118 | .498 | 119 | .502 | 34.5 | 5.9 | 5.44 | 5.65 |
| Jon Garland | STL | sp | 29 | .736 | 35 | .314 | 17 | .415 | 17 | .415 | 4.5 | 4.4 | 3.67 | 4.04 |
| Matt Garza | ARI | sp | 25 | .700 | 622 | .267 | 394 | .432 | 407 | .446 | 98.3 | 4.0 | 3.63 | 3.32 |
| Chad Gaudin | NYN | mr | 26 | .708 | 563 | .297 | 374 | .435 | 380 | .442 | 97.3 | 4.4 | 3.95 | 3.99 |
| Geoff Geary |   | mr | 32 | .813 | 184 | .380 | 105 | .463 | 106 | .467 | 33.8 | 6.0 | 5.48 | 5.39 |
| Josh Geer |   | sp | 26 | 2.000 | 1 | 1.000 | 1 | 1.000 | 1 | 1.000 | 1.0 | 0.0 | 99.00 | 0.00 |
| Gio Gonzalez* | FLA | sp | 23 | .000 | 4 | .000 | 0 | .000 | 0 | .000 | 0.0 | 0.0 | 0.00 | 0.00 |
| Mike Gonzalez* | COL | cl | 31 | .762 | 194 | .345 | 164 | .475 | 167 | .484 | 46.1 | 5.4 | 4.90 | 4.96 |
| Tom Gorzelanny* | PHI | sp | 26 | .706 | 336 | .277 | 216 | .444 | 217 | .447 | 51.2 | 3.9 | 3.54 | 3.83 |
| Kevin Gregg | WAS | cl | 31 | .666 | 184 | .245 | 112 | .418 | 114 | .425 | 26.2 | 3.7 | 3.25 | 3.39 |
| Zack Greinke |   | sp | 25 | .655 | 349 | .258 | 220 | .407 | 228 | .421 | 50.9 | 3.4 | 3.05 | 2.78 |
| Jason Grilli | NYN | mr | 32 | .684 | 273 | .267 | 172 | .422 | 176 | .431 | 40.5 | 3.7 | 3.43 | 3.67 |
| Lee Gronkiewicz | CIN | mr | 30 | .848 | 128 | .320 | 84 | .500 | 87 | .518 | 23.6 | 5.4 | 5.04 | 5.94 |
| Matt Guerrier | ATL | mr | 30 | .768 | 280 | .296 | 192 | .472 | 196 | .482 | 54.0 | 5.2 | 4.65 | 4.59 |
| Juan Gutierrez | CHN | sp | 25 | .717 | 14 | .286 | 9 | .450 | 9 | .450 | 2.1 | 4.8 | 4.29 | 6.80 |
| Angel Guzman | CHN | sp | 27 | .776 | 60 | .267 | 40 | .494 | 40 | .494 | 9.3 | 4.1 | 3.72 | 3.87 |
| Roy Halladay | CIN | sp | 32 | .720 | 720 | .300 | 413 | .429 | 424 | .441 | 110.9 | 4.3 | 3.90 | 3.75 |
| Cole Hamels* | SD | sp | 25 | .734 | 689 | .298 | 469 | .457 | 476 | .464 | 119.7 | 4.3 | 3.92 | 3.84 |
| Jason Hammel | CHN | sp | 26 | .782 | 678 | .292 | 462 | .482 | 471 | .492 | 127.5 | 5.2 | 4.66 | 4.65 |
| Justin Hampson* | STL | mr | 29 | .696 | 99 | .273 | 58 | .430 | 59 | .437 | 13.8 | 3.8 | 3.43 | 3.61 |
| Mike Hampton* | FLA | sp | 36 | .640 | 28 | .214 | 14 | .412 | 14 | .412 | 3.5 | 3.7 | 3.49 | 2.83 |
| Thomas Hanson | ARI | sp | 22 | 1.169 | 49 | .449 | 46 | .708 | 46 | .708 | 20.0 | 15.9 | 12.77 | 11.51 |
| James Happ* | CHN | sp | 26 | .866 | 90 | .267 | 77 | .570 | 78 | .578 | 20.4 | 5.8 | 5.46 | 5.52 |
| Aaron Harang | MIL | sp | 31 | .757 | 466 | .309 | 311 | .466 | 316 | .473 | 84.1 | 4.7 | 4.36 | 4.21 |
| Danny Haren | PIT | sp | 28 | .567 | 709 | .271 | 367 | .344 | 373 | .349 | 79.7 | 2.6 | 2.40 | 2.09 |
| Kevin Hart |   | sp | 26 | .904 | 89 | .326 | 74 | .561 | 75 | .568 | 20.6 | 6.0 | 5.49 | 6.67 |
| Blake Hawksworth | STL | sp | 26 | .662 | 42 | .262 | 22 | .407 | 22 | .407 | 5.1 | 3.5 | 3.17 | 3.50 |
| Aaron Heilman |   | mr | 30 | .639 | 124 | .274 | 83 | .392 | 86 | .406 | 18.8 | 3.3 | 3.01 | 3.42 |
| Jeremy Hellickson | NYN | sp | 22 | .733 | 171 | .281 | 108 | .462 | 109 | .466 | 26.3 | 4.1 | 3.74 | 3.66 |
| Rich Hill* | HOU | sp | 29 | .708 | 225 | .267 | 153 | .437 | 159 | .454 | 39.0 | 4.3 | 3.88 | 4.00 |
| Shawn Hill | NYN | sp | 28 | .955 | 70 | .400 | 51 | .554 | 52 | .565 | 18.0 | 8.5 | 7.69 | 8.16 |
| Jason Hirsh | LAD | sp | 27 | .925 | 129 | .295 | 102 | .570 | 105 | .587 | 33.2 | 8.1 | 7.39 | 7.62 |
| Luke Hochevar | HOU | sp | 25 | .921 | 157 | .287 | 138 | .592 | 141 | .605 | 41.6 | 7.2 | 6.48 | 6.63 |
| Trevor Hoffman | FLA | cl | 41 | .704 | 94 | .309 | 54 | .429 | 54 | .429 | 14.9 | 4.6 | 4.11 | 3.80 |
| Bobby Howry | SF | mr | 35 | .666 | 155 | .303 | 88 | .389 | 90 | .398 | 23.6 | 3.9 | 3.48 | 3.09 |
| Tim Hudson | PHI | sp | 33 | .640 | 94 | .245 | 51 | .395 | 51 | .395 | 11.0 | 3.0 | 2.67 | 2.39 |
| David Huff* | CHN | sp | 24 | .760 | 190 | .289 | 116 | .446 | 121 | .465 | 32.6 | 4.9 | 4.51 | 4.75 |
| Philip Hughes | PIT | sp | 23 | .929 | 16 | .438 | 15 | .536 | 16 | .571 | 5.3 | 10.2 | 10.69 | 12.02 |
| Edwin Jackson | LAD | sp | 25 | .829 | 459 | .285 | 331 | .515 | 338 | .526 | 93.6 | 5.7 | 5.24 | 5.33 |
| Casey Janssen | SD | mr | 27 | .666 | 59 | .339 | 31 | .383 | 31 | .383 | 8.3 | 4.0 | 3.80 | 3.71 |
| Jeremy Jeffress | ATL | sp | 21 | .993 | 197 | .360 | 172 | .599 | 175 | .610 | 56.8 | 9.1 | 8.31 | 9.68 |
| Bobby Jenks | ARI | cl | 28 | .592 | 59 | .254 | 32 | .372 | 32 | .372 | 5.9 | 2.5 | 2.29 | 2.73 |
| Cesar Jimenez* | FLA | mr | 24 | .483 | 21 | .238 | 9 | .290 | 9 | .290 | 1.5 | 1.7 | 1.64 | 2.23 |
| James Johnson | FLA | mr | 26 | .750 | 53 | .340 | 30 | .435 | 30 | .435 | 8.1 | 4.5 | 4.68 | 5.23 |
| Josh Johnson | PHI | sp | 25 | .751 | 587 | .336 | 395 | .452 | 401 | .459 | 103.2 | 4.5 | 4.09 | 4.40 |
| Randy Johnson* | CIN | sp | 45 | .594 | 329 | .274 | 172 | .355 | 179 | .369 | 37.7 | 2.8 | 2.54 | 2.45 |
| Jorge Julio |   | mr | 30 | .840 | 205 | .351 | 191 | .534 | 192 | .536 | 52.7 | 5.9 | 5.38 | 5.47 |
| Jair Jurrjens | STL | sp | 23 | .600 | 206 | .252 | 103 | .368 | 105 | .375 | 20.2 | 2.5 | 2.33 | 2.33 |
| Kenshin Kawakami | LAD | sp | 34 | .758 | 688 | .301 | 435 | .457 | 448 | .471 | 119.7 | 4.7 | 4.28 | 4.09 |
| Scott Kazmir* | SF | sp | 25 | .565 | 148 | .311 | 85 | .339 | 86 | .343 | 17.5 | 2.5 | 2.27 | 2.58 |
| Kyle Kendrick | SD | sp | 24 | .806 | 304 | .326 | 174 | .470 | 175 | .473 | 53.5 | 5.9 | 5.41 | 5.45 |
| Clayton Kershaw* | CHN | sp | 21 | .845 | 658 | .343 | 486 | .506 | 497 | .518 | 149.4 | 6.4 | 5.80 | 6.07 |
| Josh Kinney | PIT | mr | 30 | .681 | 115 | .296 | 71 | .403 | 74 | .420 | 17.1 | 3.7 | 3.38 | 3.88 |
| Brandon Knight | NYN | mr | 33 | .848 | 195 | .323 | 159 | .523 | 163 | .536 | 49.0 | 6.7 | 6.11 | 6.08 |
| Mike Koplove | STL | mr | 32 | .624 | 207 | .271 | 101 | .369 | 104 | .380 | 24.4 | 3.3 | 3.01 | 3.01 |
| Eddie Kunz |   | mr | 23 | .835 | 143 | .329 | 101 | .515 | 101 | .515 | 28.5 | 6.0 | 5.40 | 6.00 |
| Hong-chih Kuo* | CIN | mr | 27 | .531 | 319 | .273 | 164 | .323 | 167 | .329 | 32.0 | 2.2 | 1.99 | 1.85 |
| Hiroki Kuroda | CIN | sp | 34 | .780 | 368 | .304 | 222 | .463 | 228 | .476 | 65.1 | 5.3 | 4.77 | 4.68 |
| John Lackey | PIT | sp | 30 | .629 | 578 | .270 | 332 | .388 | 339 | .396 | 76.5 | 3.2 | 2.94 | 2.64 |
| John Lannan* | STL | sp | 24 | .726 | 436 | .296 | 250 | .436 | 254 | .443 | 65.9 | 4.4 | 3.98 | 4.14 |
| Brent Leach* | ARI | mr | 26 | .605 | 36 | .194 | 19 | .396 | 19 | .396 | 3.2 | 2.3 | 2.03 | 2.84 |
| Brandon League |   | mr | 26 | .586 | 109 | .257 | 47 | .329 | 50 | .350 | 11.0 | 2.7 | 2.49 | 2.40 |
| Wade LeBlanc* | HOU | sp | 24 | .829 | 259 | .305 | 185 | .515 | 186 | .518 | 54.8 | 6.0 | 5.45 | 5.04 |
| Cliff Lee* |   | sp | 30 | .640 | 685 | .273 | 367 | .385 | 374 | .392 | 85.8 | 3.3 | 2.94 | 2.97 |
| Brad Lidge |   | cl | 32 | .743 | 155 | .329 | 131 | .463 | 135 | .477 | 33.6 | 4.7 | 4.19 | 4.72 |
| Ted Lilly* | LAD | sp | 33 | .704 | 391 | .302 | 262 | .440 | 264 | .444 | 64.5 | 4.0 | 3.64 | 3.56 |
| Tim Lincecum | PIT | sp | 25 | .690 | 685 | .320 | 464 | .420 | 474 | .429 | 114.8 | 3.9 | 3.55 | 3.70 |
| Scott Linebrink | COL | mr | 32 | .756 | 211 | .265 | 157 | .492 | 158 | .495 | 38.8 | 4.5 | 4.06 | 3.92 |
| Francisco Liriano* |   | sp | 25 | .750 | 309 | .327 | 217 | .466 | 218 | .468 | 59.8 | 5.0 | 4.43 | 3.97 |
| Wes Littleton |   | mr | 26 | .636 | 174 | .253 | 95 | .388 | 97 | .396 | 21.3 | 3.1 | 2.85 | 2.93 |
| Kyle Lohse | NYN | sp | 30 | .808 | 446 | .325 | 290 | .493 | 294 | .500 | 84.6 | 5.6 | 5.16 | 4.79 |
| Braden Looper | PIT | sp | 34 | .761 | 80 | .338 | 47 | .465 | 47 | .465 | 14.1 | 5.4 | 4.88 | 3.92 |
| Javier Lopez* | CIN | mr | 31 | .870 | 237 | .354 | 164 | .517 | 167 | .527 | 51.9 | 6.8 | 6.21 | 6.29 |
| Derek Lowe | PHI | sp | 36 | .793 | 336 | .315 | 223 | .485 | 226 | .491 | 61.2 | 5.1 | 4.68 | 4.73 |
| Mark Lowe | LAD | mr | 26 | .746 | 428 | .318 | 284 | .448 | 291 | .459 | 76.0 | 4.6 | 4.17 | 4.29 |
| Brandon Lyon |   | mr | 29 | .731 | 186 | .285 | 110 | .451 | 112 | .459 | 28.0 | 4.3 | 3.82 | 3.70 |
| Mike MacDougal | SF | mr | 32 | .489 | 18 | .167 | 10 | .323 | 11 | .355 | 1.8 | 2.3 | 1.94 | 2.19 |
| Ryan Madson | PHI | mr | 28 | .758 | 286 | .318 | 188 | .462 | 191 | .469 | 48.5 | 4.5 | 4.01 | 4.05 |
| Ron Mahay* | FLA | mr | 38 | .725 | 133 | .293 | 93 | .443 | 96 | .457 | 22.8 | 4.2 | 3.74 | 4.02 |
| Paul Maholm* | MIL | sp | 27 | .739 | 566 | .290 | 344 | .440 | 354 | .453 | 89.6 | 4.3 | 4.00 | 4.14 |
| John Maine | NYN | sp | 28 | .788 | 301 | .302 | 222 | .491 | 224 | .496 | 57.2 | 4.8 | 4.41 | 4.57 |
| Matthew Maloney* | MIL | sp | 25 | .820 | 349 | .330 | 245 | .493 | 249 | .501 | 70.5 | 5.6 | 5.12 | 5.59 |
| Robert Manuel | CIN | mr | 25 | .691 | 399 | .286 | 223 | .416 | 227 | .424 | 56.1 | 3.8 | 3.50 | 3.42 |
| Carlos Marmol |   | mr | 26 | .683 | 177 | .339 | 137 | .422 | 140 | .431 | 33.7 | 3.9 | 3.50 | 3.32 |
| Jason Marquis | COL | sp | 30 | .728 | 359 | .279 | 219 | .450 | 223 | .458 | 57.3 | 4.5 | 4.08 | 4.00 |
| Sean Marshall* |   | sp | 26 | .742 | 163 | .319 | 105 | .436 | 112 | .465 | 28.9 | 4.6 | 4.26 | 4.34 |
| Damaso Marte* | NYN | mr | 34 | .641 | 41 | .268 | 30 | .423 | 30 | .423 | 6.4 | 3.2 | 2.97 | 2.77 |
| Nick Masset | PHI | mr | 27 | .656 | 176 | .290 | 100 | .395 | 102 | .403 | 25.4 | 3.9 | 3.51 | 3.50 |
| Justin Masterson | WAS | sp | 24 | .664 | 366 | .265 | 196 | .395 | 203 | .409 | 48.9 | 3.7 | 3.28 | 3.22 |
| Daisuke Matsuzaka | SD | sp | 28 | .715 | 211 | .303 | 157 | .454 | 159 | .460 | 40.3 | 4.4 | 3.96 | 3.74 |
| Macay McBride* | SD | mr | 26 | .781 | 42 | .333 | 26 | .464 | 26 | .464 | 7.6 | 5.7 | 5.14 | 6.25 |
| Kyle McClellan | PHI | mr | 30 | .818 | 199 | .372 | 131 | .476 | 133 | .484 | 39.5 | 5.9 | 5.24 | 5.34 |
| Seth McClung | SD | mr | 28 | .843 | 141 | .270 | 118 | .541 | 119 | .546 | 30.1 | 5.4 | 4.91 | 5.58 |
| Daniel McCutchen | LAD | sp | 26 | 1.084 | 57 | .263 | 64 | .727 | 64 | .727 | 20.2 | 9.6 | 8.92 | 9.14 |
| James McDonald | HOU | sp | 24 | .844 | 283 | .293 | 211 | .534 | 213 | .539 | 60.6 | 6.0 | 5.46 | 5.22 |
| Kris Medlen | HOU | mr | 23 | .796 | 535 | .303 | 343 | .483 | 351 | .494 | 92.0 | 4.9 | 4.42 | 4.36 |
| Evan Meek | MIL | mr | 26 | .889 | 224 | .362 | 175 | .529 | 178 | .538 | 52.5 | 6.7 | 6.14 | 7.46 |
| Jonathan Meloan | ATL | mr | 24 | .739 | 492 | .301 | 326 | .449 | 335 | .461 | 87.0 | 4.8 | 4.27 | 4.53 |
| Cla Meredith | COL | mr | 26 | .810 | 94 | .383 | 59 | .468 | 60 | .476 | 16.0 | 5.0 | 4.57 | 5.47 |
| Dan Meyer* | SD | sp | 27 | .786 | 269 | .264 | 180 | .490 | 182 | .496 | 48.8 | 5.2 | 4.69 | 4.50 |
| Justin Miller | FLA | mr | 31 | .700 | 184 | .315 | 124 | .435 | 125 | .439 | 30.2 | 3.9 | 3.49 | 3.47 |
| Trever Miller* |   | mr | 36 | 1.001 | 53 | .377 | 48 | .593 | 49 | .605 | 16.5 | 8.7 | 8.16 | 8.78 |
| Zach Miner | STL | sp | 27 | .744 | 404 | .292 | 247 | .450 | 253 | .461 | 64.1 | 4.5 | 3.97 | 4.10 |
| Franklin Morales* | MIL | sp | 23 | .860 | 181 | .320 | 136 | .531 | 136 | .531 | 40.3 | 6.7 | 6.12 | 6.55 |
| Brandon Morrow | ARI | mr | 24 | .632 | 513 | .236 | 341 | .407 | 346 | .413 | 76.3 | 3.3 | 2.98 | 2.84 |
| Guillermo Moscoso | PHI | sp | 25 | .933 | 21 | .286 | 16 | .593 | 16 | .593 | 5.3 | 7.9 | 7.10 | 6.63 |
| Daniel Moskos* | ATL | mr | 23 | 1.085 | 297 | .333 | 279 | .680 | 283 | .690 | 95.4 | 10.3 | 9.20 | 9.88 |
| Peter Moylan |   | mr | 30 | .785 | 153 | .327 | 99 | .474 | 101 | .483 | 26.6 | 4.8 | 4.36 | 4.52 |
| Edward Mujica | HOU | mr | 25 | .866 | 387 | .323 | 276 | .516 | 287 | .536 | 85.7 | 6.4 | 5.82 | 5.96 |
| Joe Nelson |   | mr | 34 | .806 | 252 | .357 | 203 | .483 | 211 | .502 | 57.8 | 5.4 | 4.93 | 5.50 |
| Jonathan Niese* | NYN | sp | 22 | .708 | 141 | .312 | 76 | .415 | 79 | .432 | 19.4 | 3.9 | 3.45 | 3.32 |
| Ricky Nolasco | SF | sp | 26 | .667 | 145 | .234 | 89 | .424 | 92 | .438 | 20.2 | 3.4 | 3.12 | 2.78 |
| Ivan Nova | HOU | sp | 22 | .986 | 23 | .217 | 22 | .647 | 23 | .676 | 5.9 | 6.6 | 6.82 | 7.84 |
| Darren O'Day | ARI | mr | 26 | .785 | 230 | .296 | 153 | .480 | 156 | .489 | 42.6 | 5.1 | 4.58 | 4.31 |
| Eric O'Flaherty* | SF | mr | 24 | .364 | 8 | .250 | 2 | .182 | 2 | .182 | 0.5 | 1.4 | 1.24 | 0.91 |
| Sean O'Sullivan | CIN | sp | 21 | 1.195 | 30 | .433 | 28 | .718 | 28 | .718 | 12.6 | 18.9 | 17.96 | 17.30 |
| Ross Ohlendorf | LAD | sp | 26 | .946 | 129 | .411 | 97 | .548 | 99 | .559 | 34.1 | 8.4 | 7.39 | 7.25 |
| Will Ohman* | PIT | mr | 31 | .649 | 25 | .240 | 13 | .382 | 14 | .412 | 2.8 | 2.9 | 2.49 | 2.95 |
| Buzz Oliver* | PHI | mr | 38 | .835 | 91 | .308 | 69 | .504 | 72 | .526 | 19.4 | 5.5 | 4.96 | 5.34 |
| Scott Olsen* | STL | sp | 25 | .773 | 6 | .167 | 6 | .545 | 6 | .545 | 1.0 | 2.9 | 2.58 | 3.72 |
| Micah Owings | FLA | sp | 26 | .738 | 521 | .303 | 330 | .444 | 339 | .456 | 89.9 | 4.7 | 4.29 | 4.43 |
| Jeremy Papelbon* | SF | mr | 26 | .658 | 82 | .256 | 43 | .406 | 43 | .406 | 10.0 | 3.6 | 3.24 | 3.68 |
| Chan Ho Park |   | mr | 36 | .852 | 46 | .283 | 34 | .540 | 35 | .556 | 9.5 | 5.7 | 4.89 | 4.44 |
| Bobby Parnell | CHN | sp | 24 | 1.229 | 21 | .571 | 18 | .667 | 18 | .667 | 9.1 | 22.3 | 16.95 | 18.00 |
| Chad Paronto | SD | mr | 33 | .843 | 97 | .320 | 70 | .530 | 71 | .538 | 21.2 | 6.6 | 5.92 | 4.92 |
| James Parr | CHN | sp | 23 | 1.000 | 28 | .357 | 26 | .605 | 26 | .605 | 8.1 | 7.8 | 6.53 | 7.60 |
| Manny Parra* | ARI | sp | 26 | .759 | 95 | .305 | 66 | .478 | 66 | .478 | 17.2 | 4.9 | 4.49 | 4.39 |
| Felipe Paulino | CHN | sp | 25 | 1.465 | 17 | .471 | 23 | .920 | 23 | .920 | 11.2 | 27.5 | 24.79 | 24.59 |
| Carl Pavano | LAD | sp | 33 | .935 | 45 | .311 | 33 | .589 | 33 | .589 | 11.2 | 8.2 | 7.79 | 6.62 |
| Jake Peavy | SF | sp | 28 | .724 | 293 | .328 | 210 | .447 | 213 | .453 | 51.9 | 4.1 | 3.73 | 3.92 |
| Mike Pelfrey | ARI | sp | 25 | .769 | 697 | .293 | 422 | .465 | 433 | .477 | 113.1 | 4.8 | 4.30 | 4.28 |
| Brad Penny | ATL | sp | 31 | .843 | 699 | .323 | 473 | .510 | 478 | .516 | 143.0 | 6.3 | 5.71 | 5.97 |
| Chris Perez | STL | mr | 23 | .807 | 125 | .336 | 102 | .493 | 105 | .507 | 29.1 | 5.6 | 5.12 | 5.28 |
| Oliver Perez* | SD | sp | 27 | .850 | 133 | .323 | 125 | .532 | 127 | .540 | 35.3 | 5.9 | 5.30 | 5.46 |
| Rafael Perez* |   | mr | 27 | .659 | 179 | .291 | 97 | .380 | 103 | .404 | 24.3 | 3.5 | 3.25 | 3.32 |
| Ryan Perry | ARI | mr | 22 | .896 | 96 | .229 | 79 | .598 | 79 | .598 | 20.9 | 6.1 | 5.42 | 5.21 |
| Yusmeiro Petit | STL | sp | 24 | .672 | 205 | .283 | 111 | .408 | 112 | .412 | 26.5 | 3.5 | 3.25 | 3.14 |
| Renyel Pinto* | PHI | mr | 26 | .674 | 74 | .230 | 53 | .445 | 54 | .454 | 9.6 | 2.8 | 2.56 | 3.00 |
| Rick Porcello | COL | sp | 20 | .924 | 217 | .313 | 152 | .545 | 157 | .563 | 51.3 | 7.7 | 6.96 | 7.28 |
| J.J. Putz |   | cl | 32 | .551 | 57 | .316 | 30 | .316 | 31 | .326 | 6.5 | 2.4 | 2.21 | 2.32 |
| Jackson Quezada | WAS | mr | 22 | .868 | 32 | .406 | 20 | .488 | 20 | .488 | 7.6 | 8.6 | 7.12 | 7.34 |
| Ramon A. Ramirez | CIN | sp | 26 | .944 | 193 | .337 | 193 | .607 | 195 | .613 | 58.5 | 7.3 | 6.52 | 6.37 |
| Jon Rauch | SF | mr | 30 | .550 | 105 | .295 | 42 | .302 | 43 | .309 | 8.9 | 2.3 | 2.05 | 2.12 |
| Chris Ray | FLA | cl | 27 | .544 | 23 | .304 | 11 | .314 | 11 | .314 | 2.1 | 2.1 | 1.84 | 2.06 |
| Anthony Reyes | STL | sp | 27 | .965 | 21 | .286 | 20 | .606 | 21 | .636 | 5.8 | 7.1 | 6.37 | 7.48 |
| Arthur Rhodes* | FLA | mr | 39 | .736 | 101 | .376 | 74 | .440 | 75 | .446 | 21.4 | 5.4 | 4.76 | 4.96 |
| Royce Ring* | CIN | mr | 28 | .879 | 106 | .349 | 90 | .542 | 92 | .554 | 27.6 | 7.2 | 6.40 | 6.91 |
| Connor Robertson | STL | mr | 27 | .157 | 20 | .050 | 3 | .115 | 3 | .115 | 0.2 | 0.2 | 0.18 | 0.22 |
| Fernando Rodney | MIL | mr | 32 | .830 | 220 | .359 | 191 | .501 | 195 | .512 | 55.0 | 6.1 | 5.62 | 6.22 |
| Francisco Rodriguez | CIN | cl | 27 | .731 | 153 | .359 | 126 | .432 | 134 | .459 | 35.9 | 4.8 | 4.41 | 4.27 |
| Wandy Rodriguez* | CHN | sp | 27 | .782 | 651 | .324 | 458 | .480 | 463 | .485 | 130.7 | 5.5 | 5.04 | 4.99 |
| Josh Roenicke | CIN | mr | 26 | .807 | 163 | .264 | 128 | .518 | 129 | .522 | 33.0 | 5.2 | 4.77 | 5.02 |
| J.C. Romero* | PHI | mr | 33 | .474 | 32 | .219 | 17 | .315 | 17 | .315 | 2.4 | 1.6 | 1.47 | 2.01 |
| Carlos Rosa | ARI | sp | 24 | .846 | 183 | .344 | 124 | .510 | 125 | .514 | 37.3 | 6.1 | 5.56 | 5.83 |
| Juan Salas |   | mr | 30 | .749 | 113 | .301 | 89 | .471 | 90 | .476 | 22.4 | 4.5 | 4.12 | 4.17 |
| Brian Sanches | LAD | mr | 30 | .623 | 18 | .167 | 9 | .391 | 9 | .391 | 2.2 | 3.5 | 3.01 | 2.58 |
| Duaner Sanchez | PIT | mr | 29 | .774 | 30 | .300 | 21 | .500 | 21 | .500 | 5.3 | 4.6 | 4.16 | 3.85 |
| Joe Saunders* | NYN | sp | 28 | .635 | 151 | .232 | 73 | .382 | 76 | .398 | 15.9 | 2.9 | 2.64 | 2.73 |
| Max Scherzer | FLA | sp | 24 | .716 | 577 | .317 | 384 | .437 | 390 | .444 | 100.9 | 4.4 | 3.95 | 4.00 |
| Bobby Seay* | WAS | mr | 31 | .778 | 125 | .352 | 82 | .456 | 84 | .467 | 25.0 | 5.7 | 5.10 | 4.99 |
| Steven Shell | SF | mr | 26 | .840 | 129 | .295 | 98 | .544 | 98 | .544 | 27.6 | 6.0 | 5.50 | 5.11 |
| Scot Shields | CIN | mr | 33 | .501 | 32 | .250 | 17 | .309 | 17 | .309 | 2.2 | 1.3 | 1.13 | 1.50 |
| Brian Shouse* | COL | mr | 40 | 1.057 | 78 | .410 | 64 | .621 | 64 | .621 | 24.1 | 11.0 | 9.77 | 10.47 |
| Carlos Silva | FLA | sp | 30 | .761 | 69 | .333 | 36 | .450 | 36 | .450 | 9.5 | 4.4 | 3.98 | 4.03 |
| Brett Sinkbeil | LAD | sp | 24 | .875 | 6 | .167 | 5 | .625 | 5 | .625 | 0.0 | 0.0 | 0.00 | 3.39 |
| Joe Smith | STL | mr | 25 | .724 | 118 | .314 | 85 | .450 | 86 | .455 | 20.1 | 4.0 | 3.57 | 4.29 |
| Ben Snyder* | MIL | sp | 23 | .953 | 325 | .348 | 242 | .572 | 245 | .579 | 78.0 | 7.7 | 7.12 | 7.71 |
| Joakim Soria | LAD | cl | 25 | .578 | 237 | .262 | 131 | .353 | 135 | .364 | 29.4 | 2.8 | 2.55 | 2.20 |
| Rafael Soriano | SF | mr | 29 | .600 | 84 | .262 | 54 | .378 | 56 | .392 | 10.1 | 2.4 | 2.15 | 2.16 |
| Jeremy Sowers* | PIT | sp | 26 | .777 | 76 | .342 | 46 | .455 | 47 | .465 | 12.2 | 4.6 | 4.16 | 4.72 |
| Chorye Spoone | MIL | sp | 23 | 1.020 | 37 | .351 | 31 | .633 | 31 | .633 | 10.5 | 9.8 | 9.48 | 10.92 |
| Mitch Stetter* | PIT | mr | 28 | .816 | 50 | .380 | 38 | .494 | 38 | .494 | 10.6 | 5.9 | 5.24 | 6.14 |
| Phil Stockman | COL | mr | 29 | .659 | 125 | .264 | 76 | .409 | 77 | .414 | 16.8 | 3.3 | 3.00 | 3.06 |
| Brian Stokes | NYN | sp | 29 | .850 | 282 | .326 | 194 | .507 | 198 | .517 | 59.0 | 6.2 | 5.71 | 6.14 |
| Mitch Talbot | SD | sp | 25 | .823 | 751 | .317 | 493 | .493 | 504 | .505 | 144.3 | 5.7 | 5.19 | 5.31 |
| Brian Tallet* |   | mr | 31 | .681 | 136 | .279 | 83 | .409 | 87 | .429 | 20.7 | 3.9 | 3.49 | 3.53 |
| Clayton Tanner* | CHN | sp | 21 | .930 | 552 | .339 | 394 | .564 | 401 | .574 | 131.1 | 7.9 | 7.27 | 7.46 |
| Julian Tavarez | SF | mr | 36 | .690 | 251 | .283 | 148 | .423 | 150 | .429 | 36.3 | 3.8 | 3.55 | 3.44 |
| Rob Tejeda | NYN | sp | 27 | .754 | 93 | .269 | 60 | .462 | 61 | .469 | 15.2 | 4.5 | 4.10 | 4.57 |
| Dale Thayer |   | mr | 28 | .599 | 16 | .250 | 8 | .364 | 8 | .364 | 1.9 | 3.7 | 3.35 | 3.75 |
| Chris Tillman | ARI | sp | 21 | .828 | 289 | .270 | 216 | .516 | 222 | .530 | 63.1 | 6.0 | 5.40 | 5.38 |
| Ramon Troncoso | FLA | mr | 26 | 1.361 | 19 | .579 | 16 | .762 | 16 | .762 | 9.0 | 27.1 | 21.91 | 19.26 |
| Merkin Valdez | SD | mr | 27 | .869 | 164 | .323 | 126 | .532 | 129 | .544 | 38.9 | 6.9 | 6.17 | 6.41 |
| Jose Valverde | SD | cl | 29 | .656 | 101 | .287 | 84 | .420 | 87 | .435 | 18.4 | 3.3 | 2.97 | 2.74 |
| Jose Veras | COL | mr | 28 | .714 | 147 | .313 | 103 | .436 | 106 | .449 | 26.6 | 4.3 | 3.91 | 4.07 |
| Justin Verlander | FLA | sp | 26 | .786 | 603 | .318 | 450 | .488 | 459 | .498 | 123.2 | 5.2 | 4.71 | 4.73 |
| Carlos Villanueva | WAS | sp | 25 | .682 | 246 | .341 | 137 | .393 | 139 | .398 | 36.7 | 4.0 | 3.63 | 3.78 |
| Ron Villone* | PIT | mr | 39 | .771 | 64 | .391 | 49 | .471 | 49 | .471 | 12.9 | 5.0 | 4.41 | 4.81 |
| Pedro Viola* | CIN | mr | 26 | .864 | 92 | .348 | 72 | .537 | 72 | .537 | 22.3 | 6.9 | 6.24 | 5.87 |
| Luis Vizcaino |   | mr | 34 | .819 | 115 | .304 | 100 | .503 | 106 | .533 | 28.7 | 5.7 | 5.05 | 4.98 |
| Edinson Volquez | PIT | sp | 25 | .608 | 89 | .258 | 50 | .368 | 52 | .382 | 10.4 | 2.7 | 2.46 | 2.45 |
| Christopher Volstad | MIL | sp | 22 | .730 | 621 | .272 | 352 | .436 | 362 | .449 | 89.7 | 4.2 | 3.89 | 4.28 |
| Cory Wade | CHN | mr | 26 | .692 | 11 | .182 | 6 | .462 | 6 | .462 | 0.9 | 2.3 | 2.04 | 2.72 |
| Adam Wainwright | STL | sp | 27 | .781 | 723 | .325 | 432 | .461 | 440 | .470 | 128.4 | 5.4 | 4.87 | 4.85 |
| Jordan Walden | COL | sp | 21 | .742 | 52 | .250 | 35 | .473 | 36 | .486 | 7.8 | 4.1 | 3.74 | 4.34 |
| Tyler Walker | NYN | mr | 33 | .762 | 157 | .350 | 101 | .453 | 103 | .462 | 28.2 | 5.0 | 4.48 | 4.63 |
| P.J. Walters |   | sp | 24 | .650 | 31 | .226 | 15 | .405 | 15 | .405 | 3.1 | 3.0 | 2.70 | 3.18 |
| Chien-Ming Wang | COL | sp | 29 | .724 | 275 | .295 | 159 | .440 | 161 | .446 | 38.6 | 3.9 | 3.58 | 3.65 |
| Jarrod Washburn* |   | sp | 34 | .772 | 541 | .288 | 374 | .483 | 380 | .490 | 100.3 | 5.0 | 4.51 | 4.28 |
| Ehren Wasserman |   | mr | 28 | .885 | 54 | .352 | 43 | .538 | 44 | .550 | 11.3 | 5.4 | 4.99 | 5.90 |
| David Weathers | ATL | mr | 39 | .853 | 319 | .326 | 229 | .516 | 234 | .527 | 70.2 | 6.6 | 5.91 | 5.97 |
| Jeff Weaver | SF | sp | 32 | .794 | 75 | .307 | 47 | .485 | 48 | .495 | 13.7 | 5.6 | 5.12 | 4.32 |
| Todd Wellemeyer | STL | sp | 30 | .885 | 223 | .336 | 165 | .545 | 166 | .548 | 50.4 | 7.0 | 6.28 | 6.64 |
| Randy Wells | CHN | sp | 26 | .843 | 347 | .331 | 226 | .506 | 230 | .515 | 69.7 | 6.2 | 5.76 | 5.35 |
| Dan Wheeler | FLA | mr | 31 | .809 | 128 | .313 | 99 | .510 | 100 | .515 | 26.8 | 5.2 | 4.75 | 4.17 |
| Dontrelle Willis* | SF | sp | 27 | 1.110 | 12 | .417 | 9 | .600 | 10 | .667 | 4.6 | 15.4 | 13.86 | 14.72 |
| Brian Wilson | SF | cl | 27 | .714 | 190 | .300 | 137 | .452 | 138 | .455 | 33.2 | 4.2 | 3.77 | 3.84 |
| Randy Wolf* |   | sp | 32 | .770 | 464 | .319 | 323 | .463 | 333 | .478 | 87.8 | 4.9 | 4.44 | 4.64 |
| Keiichi Yabu | WAS | mr | 40 | .593 | 377 | .249 | 180 | .354 | 185 | .364 | 39.7 | 2.8 | 2.48 | 2.27 |
| Chris Young | SF | sp | 30 | .714 | 222 | .257 | 161 | .456 | 164 | .465 | 40.7 | 4.4 | 4.02 | 3.92 |
| Mike Zagurski* | ARI | mr | 26 | .584 | 93 | .280 | 52 | .354 | 54 | .367 | 12.3 | 3.3 | 3.10 | 3.45 |
| Carlos Zambrano | CHN | sp | 28 | .606 | 12 | .333 | 11 | .407 | 11 | .407 | 2.6 | 3.9 | 3.52 | 3.07 |
| Jordan Zimmermann | ATL | sp | 23 | .758 | 481 | .293 | 308 | .462 | 315 | .472 | 83.2 | 4.8 | 4.36 | 4.43 |
| Barry Zito* | SD | sp | 31 | .763 | 682 | .299 | 467 | .466 | 480 | .479 | 128.3 | 5.0 | 4.59 | 4.71 |
| Joel Zumaya |   | mr | 24 | .744 | 56 | .321 | 45 | .459 | 46 | .469 | 12.4 | 5.1 | 4.37 | 4.12 |
| Start |
| Name | Team | P | Age | GS | CG | CG% | SHO | QS | QS% | RS | RS/G | RL | RLS | RL% | PCH/G | STR% |
| David Aardsma | PHI | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 2 | .400 | 20.0 | .475 |
| Jeremy Accardo | NYN | cl | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 3 | .600 | 16.7 | .608 |
| Alfredo Aceves |   | sp | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 3 | .429 | 19.8 | .603 |
| Manny Acosta |   | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 46 | 18 | .391 | 17.6 | .572 |
| Mike Adams | SF | mr | 30 | 1 | 0 | .000 | 0 | 0 | .000 | 4 | 4.0 | 7 | 2 | .286 | 21.7 | .662 |
| Jeremy Affeldt* | FLA | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 16.7 | .611 |
| Omar Aguilar | MIL | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 2 | 1.000 | 26.9 | .496 |
| Matt Albers | CHN | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 25.1 | .570 |
| Brett Anderson* |   | sp | 21 | 4 | 0 | .000 | 0 | 1 | .250 | 8 | 2.0 | 3 | 2 | .667 | 38.8 | .623 |
| Alberto Arias | ARI | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 5 | .625 | 14.2 | .633 |
| Jose Arredondo | SD | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 4 | .400 | 20.7 | .607 |
| Bronson Arroyo |   | sp | 32 | 10 | 1 | .100 | 0 | 4 | .400 | 53 | 5.3 | 8 | 2 | .250 | 73.1 | .615 |
| Luis Ayala | MIL | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 4 | .267 | 22.8 | .632 |
| Danys Baez | ATL | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 19.3 | .580 |
| Andrew Bailey | ARI | sp | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 1 | .333 | 20.9 | .574 |
| Scott Baker | MIL | sp | 27 | 30 | 2 | .067 | 1 | 18 | .600 | 97 | 3.2 | 15 | 1 | .067 | 94.5 | .634 |
| John Bale* |   | mr | 35 | 22 | 1 | .045 | 0 | 12 | .545 | 127 | 5.8 | 18 | 4 | .222 | 95.8 | .626 |
| Grant Balfour | FLA | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 3 | .429 | 19.0 | .553 |
| Brian Bannister | ATL | sp | 28 | 30 | 2 | .067 | 0 | 13 | .433 | 137 | 4.6 | 19 | 12 | .632 | 90.5 | .631 |
| Daniel Bard | HOU | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 20 | 5 | .250 | 18.0 | .583 |
| Yorman Bazardo |   | sp | 24 | 1 | 0 | .000 | 0 | 0 | .000 | 3 | 3.0 | 6 | 6 | 1.000 | 20.7 | .583 |
| Josh Beckett |   | sp | 29 | 30 | 4 | .133 | 2 | 15 | .500 | 115 | 3.8 | 10 | 1 | .100 | 94.6 | .654 |
| Erik Bedard* | SF | sp | 30 | 15 | 0 | .000 | 0 | 10 | .667 | 65 | 4.3 | 6 | 3 | .500 | 99.3 | .611 |
| Matt Belisle |   | mr | 29 | 17 | 1 | .059 | 0 | 11 | .647 | 85 | 5.0 | 5 | 3 | .600 | 103.1 | .647 |
| Jeff Bennett |   | mr | 29 | 22 | 0 | .000 | 0 | 15 | .682 | 90 | 4.1 | 18 | 3 | .167 | 92.0 | .598 |
| Jason Bergmann | SD | sp | 27 | 2 | 0 | .000 | 0 | 1 | .500 | 6 | 3.0 | 4 | 1 | .250 | 48.0 | .651 |
| Chad Billingsley | HOU | sp | 24 | 35 | 5 | .143 | 2 | 23 | .657 | 129 | 3.7 | 10 | 4 | .400 | 102.6 | .623 |
| Joe Blanton | PHI | sp | 28 | 33 | 3 | .091 | 0 | 19 | .576 | 172 | 5.2 | 17 | 8 | .471 | 101.8 | .631 |
| Mitchell Boggs | MIL | sp | 25 | 8 | 0 | .000 | 0 | 3 | .375 | 29 | 3.6 | 10 | 6 | .600 | 65.4 | .569 |
| Jeremy Bonderman | SF | sp | 26 | 1 | 0 | .000 | 0 | 0 | .000 | 3 | 3.0 | 2 | 2 | 1.000 | 114.0 | .596 |
| Chad Bradford | CIN | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 1 | .500 | 19.8 | .591 |
| Bill Bray* | ARI | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 22.5 | .622 |
| Craig Breslow* | WAS | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 12 | .480 | 19.4 | .596 |
| Chris Britton | LAD | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 7 | .500 | 21.0 | .612 |
| Lance Broadway | SD | sp | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 2 | .154 | 19.3 | .608 |
| Brooks Brown | COL | sp | 23 | 15 | 0 | .000 | 0 | 7 | .467 | 74 | 4.9 | 14 | 6 | .429 | 99.4 | .580 |
| Jonathan Broxton | PIT | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 5 | .357 | 15.9 | .648 |
| Clay Buchholz | HOU | sp | 24 | 32 | 1 | .031 | 0 | 17 | .531 | 131 | 4.1 | 15 | 6 | .400 | 102.4 | .602 |
| Mark Buehrle* | FLA | sp | 30 | 6 | 1 | .167 | 1 | 4 | .667 | 33 | 5.5 | 4 | 1 | .250 | 98.7 | .632 |
| Jason Bulger | WAS | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 2 | .143 | 23.4 | .578 |
| Bryan Bullington | SF | sp | 28 | 4 | 0 | .000 | 0 | 2 | .500 | 14 | 3.5 | 1 | 0 | .000 | 66.0 | .597 |
| A.J. Burnett | FLA | sp | 32 | 9 | 0 | .000 | 0 | 4 | .444 | 60 | 6.7 | 6 | 3 | .500 | 107.9 | .622 |
| Sean Burnett* | LAD | mr | 26 | 11 | 1 | .091 | 0 | 2 | .182 | 50 | 4.5 | 9 | 4 | .444 | 59.4 | .594 |
| David Bush | HOU | sp | 29 | 15 | 2 | .133 | 1 | 8 | .533 | 82 | 5.5 | 3 | 1 | .333 | 93.1 | .651 |
| Tim Byrdak* | SF | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 5 | .294 | 17.9 | .589 |
| Daniel Cabrera | NYN | sp | 28 | 24 | 2 | .083 | 2 | 11 | .458 | 106 | 4.4 | 22 | 11 | .500 | 100.0 | .576 |
| Fernando Cabrera | HOU | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 29 | 9 | .310 | 24.1 | .588 |
| Matt Cain | CIN | sp | 24 | 39 | 0 | .000 | 0 | 23 | .590 | 214 | 5.5 | 18 | 9 | .500 | 98.8 | .626 |
| Jorge Campillo | LAD | sp | 30 | 2 | 0 | .000 | 0 | 1 | .500 | 8 | 4.0 | 0 | 0 | .000 | 101.5 | .616 |
| Matt Capps | STL | cl | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 6 | .857 | 17.3 | .659 |
| Buddy Carlyle | WAS | mr | 31 | 22 | 5 | .227 | 2 | 12 | .545 | 116 | 5.3 | 6 | 2 | .333 | 100.8 | .638 |
| Fausto Carmona |   | sp | 25 | 37 | 1 | .027 | 1 | 28 | .757 | 145 | 3.9 | 7 | 2 | .286 | 95.8 | .611 |
| Andrew Carpenter | NYN | sp | 24 | 1 | 0 | .000 | 0 | 0 | .000 | 5 | 5.0 | 2 | 1 | .500 | 62.0 | .613 |
| Chris Carpenter | PIT | sp | 34 | 3 | 1 | .333 | 0 | 2 | .667 | 11 | 3.7 | 3 | 1 | .333 | 96.3 | .685 |
| Brett Cecil* | STL | sp | 22 | 21 | 1 | .048 | 1 | 11 | .524 | 108 | 5.1 | 6 | 3 | .500 | 93.0 | .623 |
| Jose Ceda | ATL | mr | 22 | 7 | 0 | .000 | 0 | 3 | .429 | 25 | 3.6 | 15 | 10 | .667 | 30.0 | .578 |
| Jhoulys Chacin |   | sp | 21 | 12 | 0 | .000 | 0 | 5 | .417 | 57 | 4.8 | 1 | 0 | .000 | 69.2 | .633 |
| Randy Choate* | FLA | mr | 33 | 25 | 0 | .000 | 0 | 12 | .480 | 134 | 5.4 | 17 | 7 | .412 | 71.6 | .626 |
| Vinnie Chulk | CIN | mr | 30 | 6 | 0 | .000 | 0 | 3 | .500 | 23 | 3.8 | 18 | 3 | .167 | 32.7 | .606 |
| Christopher Cody* | WAS | sp | 25 | 1 | 0 | .000 | 0 | 1 | 1.000 | 5 | 5.0 | 4 | 1 | .250 | 26.0 | .641 |
| Phil Coke* | CHN | sp | 26 | 1 | 0 | .000 | 0 | 1 | 1.000 | 4 | 4.0 | 10 | 3 | .300 | 24.9 | .604 |
| Bartolo Colon | COL | sp | 36 | 12 | 3 | .250 | 1 | 7 | .583 | 79 | 6.6 | 3 | 3 | 1.000 | 94.6 | .652 |
| Clay Condrey | PHI | mr | 33 | 4 | 1 | .250 | 0 | 2 | .500 | 19 | 4.8 | 5 | 0 | .000 | 41.7 | .644 |
| Aaron Cook | WAS | sp | 30 | 31 | 6 | .194 | 4 | 20 | .645 | 157 | 5.1 | 11 | 4 | .364 | 98.4 | .629 |
| Roy Corcoran | FLA | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 29.0 | .631 |
| Francisco Cordero |   | cl | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 2 | .133 | 17.9 | .584 |
| Bryan Corey | PIT | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 2 | .400 | 16.8 | .592 |
| Manuel Corpas | WAS | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 5 | .556 | 18.8 | .634 |
| Kevin Correia | MIL | mr | 28 | 3 | 0 | .000 | 0 | 2 | .667 | 2 | 0.7 | 8 | 3 | .375 | 42.1 | .590 |
| Neal Cotts* |   | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 1 | .077 | 17.4 | .613 |
| J.B. Cox | CHN | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 2 | .182 | 26.5 | .617 |
| Jesse Crain | SF | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 22 | 6 | .273 | 20.1 | .643 |
| Francisco Cruceta | LAD | mr | 27 | 29 | 0 | .000 | 0 | 13 | .448 | 129 | 4.4 | 38 | 16 | .421 | 75.9 | .563 |
| Juan Cruz |   | mr | 30 | 22 | 0 | .000 | 0 | 12 | .545 | 129 | 5.9 | 18 | 6 | .333 | 106.1 | .586 |
| Johnny Cueto | MIL | sp | 23 | 12 | 0 | .000 | 0 | 2 | .167 | 49 | 4.1 | 9 | 1 | .111 | 70.7 | .610 |
| Rudy Darrow | ARI | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 1 | .143 | 19.4 | .575 |
| Kyle Davies | HOU | sp | 25 | 13 | 0 | .000 | 0 | 4 | .308 | 58 | 4.5 | 3 | 2 | .667 | 66.1 | .602 |
| Doug Davis* | PHI | sp | 33 | 12 | 0 | .000 | 0 | 8 | .667 | 40 | 3.3 | 11 | 7 | .636 | 68.3 | .584 |
| Wade Davis | ARI | sp | 23 | 32 | 0 | .000 | 0 | 15 | .469 | 157 | 4.9 | 29 | 9 | .310 | 103.0 | .583 |
| Jorge de la Rosa* | FLA | sp | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 5 | .417 | 22.5 | .622 |
| Gilbert de la Vara* | FLA | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 1 | .500 | 17.1 | .496 |
| Gabe DeHoyos | WAS | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 3 | .273 | 24.2 | .610 |
| Robert Delaney |   | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 17.1 | .653 |
| Ryan Dempster |   | sp | 32 | 16 | 1 | .063 | 0 | 10 | .625 | 64 | 4.0 | 14 | 6 | .429 | 100.7 | .603 |
| Elmer Dessens | WAS | mr | 38 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 18.0 | .722 |
| Ross Detwiler* | ARI | sp | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 15.1 | .544 |
| R.A. Dickey | ATL | sp | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 24.1 | .574 |
| Brendan Donnelly | LAD | mr | 37 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 2 | .667 | 13.5 | .593 |
| Octavio Dotel | PIT | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 5 | .278 | 12.0 | .551 |
| Felix Doubront* | MIL | sp | 21 | 2 | 0 | .000 | 0 | 1 | .500 | 3 | 1.5 | 14 | 7 | .500 | 27.0 | .623 |
| Scott Downs* | STL | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 5 | .313 | 13.7 | .613 |
| Zach Duke* | FLA | sp | 26 | 8 | 0 | .000 | 0 | 3 | .375 | 47 | 5.9 | 8 | 4 | .500 | 89.0 | .618 |
| Michael Dunn* | LAD | sp | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 31.5 | .524 |
| Chad Durbin | PHI | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 4 | .235 | 22.1 | .580 |
| Jack Egbert |   | sp | 26 | 10 | 1 | .100 | 0 | 5 | .500 | 63 | 6.3 | 12 | 2 | .167 | 54.8 | .597 |
| Scott Elbert* | ATL | mr | 23 | 28 | 0 | .000 | 0 | 10 | .357 | 107 | 3.8 | 29 | 16 | .552 | 75.4 | .576 |
| Sergio Escalona* | HOU | mr | 24 | 1 | 0 | .000 | 0 | 0 | .000 | 2 | 2.0 | 5 | 2 | .400 | 31.1 | .568 |
| Kelvim Escobar | NYN | sp | 33 | 3 | 0 | .000 | 0 | 2 | .667 | 8 | 2.7 | 1 | 0 | .000 | 96.0 | .653 |
| Dana Eveland* | WAS | sp | 25 | 34 | 3 | .088 | 2 | 19 | .559 | 149 | 4.4 | 8 | 4 | .500 | 92.7 | .608 |
| Scott Eyre* |   | mr | 37 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 1 | .167 | 19.7 | .608 |
| Ryan Feierabend* | SD | sp | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 20 | 7 | .350 | 22.0 | .632 |
| Pedro Feliciano* | NYN | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 8 | .320 | 19.3 | .589 |
| Casey Fien |   | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 42.0 | .611 |
| Gavin Floyd | SD | sp | 26 | 17 | 0 | .000 | 0 | 10 | .588 | 47 | 2.8 | 17 | 8 | .471 | 55.7 | .602 |
| Frankie Francisco | STL | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 2 | .222 | 20.5 | .580 |
| Ryan Franklin | PIT | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 24 | 8 | .333 | 17.6 | .636 |
| Jeff Fulchino | SF | sp | 29 | 11 | 0 | .000 | 0 | 6 | .545 | 59 | 5.4 | 3 | 0 | .000 | 95.6 | .618 |
| Armando Gabino | ATL | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 2 | 1.000 | 31.4 | .564 |
| Freddy Garcia |   | sp | 33 | 7 | 0 | .000 | 0 | 2 | .286 | 28 | 4.0 | 8 | 2 | .250 | 100.9 | .621 |
| Jon Garland | STL | sp | 29 | 1 | 0 | .000 | 0 | 0 | .000 | 1 | 1.0 | 1 | 0 | .000 | 64.0 | .609 |
| Matt Garza | ARI | sp | 25 | 33 | 0 | .000 | 0 | 20 | .606 | 160 | 4.8 | 17 | 5 | .294 | 104.3 | .624 |
| Chad Gaudin | NYN | mr | 26 | 33 | 0 | .000 | 0 | 18 | .545 | 152 | 4.6 | 17 | 8 | .471 | 102.5 | .601 |
| Geoff Geary |   | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 4 | .400 | 19.0 | .644 |
| Josh Geer |   | sp | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 5.0 | .800 |
| Gio Gonzalez* | FLA | sp | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 12.5 | .560 |
| Mike Gonzalez* | COL | cl | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 7 | .280 | 20.5 | .598 |
| Tom Gorzelanny* | PHI | sp | 26 | 19 | 2 | .105 | 1 | 11 | .579 | 76 | 4.0 | 7 | 0 | .000 | 95.2 | .619 |
| Kevin Gregg | WAS | cl | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 9 | .429 | 20.2 | .600 |
| Zack Greinke |   | sp | 25 | 19 | 2 | .105 | 0 | 13 | .684 | 92 | 4.8 | 7 | 2 | .286 | 101.7 | .638 |
| Jason Grilli | NYN | mr | 32 | 3 | 0 | .000 | 0 | 0 | .000 | 21 | 7.0 | 31 | 10 | .323 | 25.2 | .602 |
| Lee Gronkiewicz | CIN | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 6 | .545 | 19.5 | .656 |
| Matt Guerrier | ATL | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 33 | 10 | .303 | 18.7 | .614 |
| Juan Gutierrez | CHN | sp | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 16.3 | .477 |
| Angel Guzman | CHN | sp | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 0 | .000 | 25.7 | .627 |
| Roy Halladay | CIN | sp | 32 | 32 | 7 | .219 | 1 | 19 | .594 | 147 | 4.6 | 13 | 6 | .462 | 102.9 | .668 |
| Cole Hamels* | SD | sp | 25 | 41 | 3 | .073 | 0 | 20 | .488 | 164 | 4.0 | 23 | 9 | .391 | 94.7 | .636 |
| Jason Hammel | CHN | sp | 26 | 34 | 3 | .088 | 0 | 13 | .382 | 150 | 4.4 | 22 | 7 | .318 | 102.3 | .610 |
| Justin Hampson* | STL | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 5 | .556 | 18.4 | .609 |
| Mike Hampton* | FLA | sp | 36 | 1 | 0 | .000 | 0 | 1 | 1.000 | 4 | 4.0 | 0 | 0 | .000 | 111.0 | .604 |
| Thomas Hanson | ARI | sp | 22 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 2 | .250 | 22.4 | .554 |
| James Happ* | CHN | sp | 26 | 1 | 0 | .000 | 0 | 1 | 1.000 | 8 | 8.0 | 8 | 7 | .875 | 23.0 | .614 |
| Aaron Harang | MIL | sp | 31 | 25 | 0 | .000 | 0 | 15 | .600 | 94 | 3.8 | 4 | 0 | .000 | 92.3 | .653 |
| Danny Haren | PIT | sp | 28 | 36 | 8 | .222 | 4 | 27 | .750 | 187 | 5.2 | 15 | 6 | .400 | 108.9 | .658 |
| Kevin Hart |   | sp | 26 | 1 | 0 | .000 | 0 | 0 | .000 | 15 | 15.0 | 8 | 2 | .250 | 31.0 | .632 |
| Blake Hawksworth | STL | sp | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 4 | 1.000 | 16.7 | .609 |
| Aaron Heilman |   | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 5 | .357 | 20.1 | .589 |
| Jeremy Hellickson | NYN | sp | 22 | 9 | 1 | .111 | 1 | 5 | .556 | 38 | 4.2 | 4 | 2 | .500 | 92.2 | .649 |
| Rich Hill* | HOU | sp | 29 | 14 | 0 | .000 | 0 | 6 | .429 | 73 | 5.2 | 6 | 2 | .333 | 100.1 | .599 |
| Shawn Hill | NYN | sp | 28 | 3 | 0 | .000 | 0 | 0 | .000 | 10 | 3.3 | 2 | 1 | .500 | 108.7 | .613 |
| Jason Hirsh | LAD | sp | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 10 | .556 | 18.5 | .599 |
| Luke Hochevar | HOU | sp | 25 | 9 | 0 | .000 | 0 | 2 | .222 | 46 | 5.1 | 12 | 10 | .833 | 64.9 | .603 |
| Trevor Hoffman | FLA | cl | 41 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 4 | .333 | 17.7 | .653 |
| Bobby Howry | SF | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 4 | .190 | 16.6 | .689 |
| Tim Hudson | PHI | sp | 33 | 5 | 1 | .200 | 1 | 3 | .600 | 23 | 4.6 | 1 | 1 | 1.000 | 87.8 | .683 |
| David Huff* | CHN | sp | 24 | 10 | 0 | .000 | 0 | 5 | .500 | 42 | 4.2 | 8 | 2 | .250 | 99.1 | .624 |
| Philip Hughes | PIT | sp | 23 | 1 | 0 | .000 | 0 | 0 | .000 | 2 | 2.0 | 2 | 0 | .000 | 114.0 | .570 |
| Edwin Jackson | LAD | sp | 25 | 18 | 0 | .000 | 0 | 10 | .556 | 82 | 4.6 | 23 | 5 | .217 | 47.8 | .614 |
| Casey Janssen | SD | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 0 | .000 | 17.9 | .643 |
| Jeremy Jeffress | ATL | sp | 21 | 6 | 0 | .000 | 0 | 0 | .000 | 26 | 4.3 | 8 | 1 | .125 | 49.3 | .538 |
| Bobby Jenks | ARI | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 17.8 | .601 |
| Cesar Jimenez* | FLA | mr | 24 | 1 | 0 | .000 | 0 | 1 | 1.000 | 3 | 3.0 | 0 | 0 | .000 | 43.7 | .565 |
| James Johnson | FLA | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 0 | .000 | 19.7 | .602 |
| Josh Johnson | PHI | sp | 25 | 33 | 2 | .061 | 2 | 20 | .606 | 170 | 5.2 | 23 | 3 | .130 | 97.7 | .607 |
| Randy Johnson* | CIN | sp | 45 | 19 | 2 | .105 | 1 | 12 | .632 | 93 | 4.9 | 10 | 5 | .500 | 96.2 | .633 |
| Jorge Julio |   | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 45 | 8 | .178 | 19.8 | .581 |
| Jair Jurrjens | STL | sp | 23 | 11 | 0 | .000 | 0 | 7 | .636 | 53 | 4.8 | 6 | 2 | .333 | 83.1 | .635 |
| Kenshin Kawakami | LAD | sp | 34 | 33 | 5 | .152 | 3 | 18 | .545 | 149 | 4.5 | 14 | 6 | .429 | 101.9 | .652 |
| Scott Kazmir* | SF | sp | 25 | 9 | 1 | .111 | 1 | 9 | 1.000 | 36 | 4.0 | 2 | 0 | .000 | 108.3 | .624 |
| Kyle Kendrick | SD | sp | 24 | 4 | 0 | .000 | 0 | 3 | .750 | 16 | 4.0 | 21 | 10 | .476 | 25.7 | .609 |
| Clayton Kershaw* | CHN | sp | 21 | 36 | 1 | .028 | 1 | 15 | .417 | 182 | 5.1 | 15 | 6 | .400 | 101.1 | .602 |
| Josh Kinney | PIT | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 22 | 6 | .273 | 14.8 | .591 |
| Brandon Knight | NYN | mr | 33 | 11 | 0 | .000 | 0 | 3 | .273 | 69 | 6.3 | 8 | 2 | .250 | 92.2 | .588 |
| Mike Koplove | STL | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 3 | .200 | 20.6 | .631 |
| Eddie Kunz |   | mr | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 8 | .444 | 19.4 | .558 |
| Hong-chih Kuo* | CIN | mr | 27 | 19 | 1 | .053 | 1 | 15 | .789 | 94 | 4.9 | 9 | 1 | .111 | 98.8 | .621 |
| Hiroki Kuroda | CIN | sp | 34 | 18 | 0 | .000 | 0 | 10 | .556 | 85 | 4.7 | 9 | 3 | .333 | 94.7 | .653 |
| John Lackey | PIT | sp | 30 | 29 | 8 | .276 | 1 | 21 | .724 | 166 | 5.7 | 8 | 2 | .250 | 110.1 | .653 |
| John Lannan* | STL | sp | 24 | 21 | 2 | .095 | 0 | 13 | .619 | 116 | 5.5 | 8 | 3 | .375 | 99.8 | .619 |
| Brent Leach* | ARI | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 19.9 | .525 |
| Brandon League |   | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 1 | .167 | 18.7 | .656 |
| Wade LeBlanc* | HOU | sp | 24 | 2 | 0 | .000 | 0 | 1 | .500 | 12 | 6.0 | 26 | 6 | .231 | 19.8 | .642 |
| Cliff Lee* |   | sp | 30 | 34 | 7 | .206 | 2 | 25 | .735 | 195 | 5.7 | 13 | 3 | .231 | 103.1 | .654 |
| Brad Lidge |   | cl | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 1 | .100 | 19.1 | .601 |
| Ted Lilly* | LAD | sp | 33 | 23 | 1 | .043 | 0 | 15 | .652 | 90 | 3.9 | 16 | 4 | .250 | 94.4 | .626 |
| Tim Lincecum | PIT | sp | 25 | 39 | 3 | .077 | 0 | 24 | .615 | 198 | 5.1 | 19 | 5 | .263 | 110.6 | .617 |
| Scott Linebrink | COL | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 12 | .571 | 18.1 | .638 |
| Francisco Liriano* |   | sp | 25 | 17 | 1 | .059 | 0 | 8 | .471 | 63 | 3.7 | 5 | 1 | .200 | 100.0 | .636 |
| Wes Littleton |   | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 1 | .071 | 22.8 | .633 |
| Kyle Lohse | NYN | sp | 30 | 21 | 0 | .000 | 0 | 11 | .524 | 80 | 3.8 | 17 | 5 | .294 | 103.5 | .641 |
| Braden Looper | PIT | sp | 34 | 4 | 1 | .250 | 0 | 2 | .500 | 19 | 4.8 | 0 | 0 | .000 | 89.5 | .676 |
| Javier Lopez* | CIN | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 35 | 12 | .343 | 18.9 | .597 |
| Derek Lowe | PHI | sp | 36 | 16 | 1 | .063 | 1 | 9 | .563 | 61 | 3.8 | 10 | 1 | .100 | 103.8 | .636 |
| Mark Lowe | LAD | mr | 26 | 18 | 0 | .000 | 0 | 12 | .667 | 87 | 4.8 | 25 | 12 | .480 | 52.0 | .600 |
| Brandon Lyon |   | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 7 | .538 | 17.8 | .635 |
| Mike MacDougal | SF | mr | 32 | 2 | 0 | .000 | 0 | 0 | .000 | 22 | 11.0 | 2 | 0 | .000 | 60.5 | .521 |
| Ryan Madson | PHI | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 5 | .500 | 17.5 | .617 |
| Ron Mahay* | FLA | mr | 38 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 8 | .381 | 17.4 | .586 |
| Paul Maholm* | MIL | sp | 27 | 31 | 3 | .097 | 0 | 16 | .516 | 119 | 3.8 | 20 | 8 | .400 | 93.6 | .616 |
| John Maine | NYN | sp | 28 | 17 | 0 | .000 | 0 | 9 | .529 | 90 | 5.3 | 14 | 6 | .429 | 106.1 | .605 |
| Matthew Maloney* | MIL | sp | 25 | 11 | 1 | .091 | 0 | 5 | .455 | 53 | 4.8 | 23 | 9 | .391 | 40.9 | .610 |
| Robert Manuel | CIN | mr | 25 | 15 | 1 | .067 | 0 | 10 | .667 | 92 | 6.1 | 15 | 8 | .533 | 44.1 | .660 |
| Carlos Marmol |   | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 20 | 6 | .300 | 18.3 | .599 |
| Jason Marquis | COL | sp | 30 | 17 | 1 | .059 | 1 | 9 | .529 | 97 | 5.7 | 14 | 6 | .429 | 102.6 | .603 |
| Sean Marshall* |   | sp | 26 | 10 | 0 | .000 | 0 | 6 | .600 | 43 | 4.3 | 6 | 5 | .833 | 74.3 | .607 |
| Damaso Marte* | NYN | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 17.1 | .599 |
| Nick Masset | PHI | mr | 27 | 8 | 1 | .125 | 1 | 6 | .750 | 54 | 6.8 | 9 | 1 | .111 | 59.5 | .600 |
| Justin Masterson | WAS | sp | 24 | 18 | 0 | .000 | 0 | 12 | .667 | 93 | 5.2 | 8 | 2 | .250 | 100.3 | .619 |
| Daisuke Matsuzaka | SD | sp | 28 | 14 | 1 | .071 | 1 | 6 | .429 | 72 | 5.1 | 4 | 3 | .750 | 101.1 | .604 |
| Macay McBride* | SD | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 4 | .800 | 13.3 | .593 |
| Kyle McClellan | PHI | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 27 | 5 | .185 | 19.5 | .614 |
| Seth McClung | SD | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 5 | .238 | 16.8 | .556 |
| Daniel McCutchen | LAD | sp | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 3 | .750 | 15.1 | .628 |
| James McDonald | HOU | sp | 24 | 9 | 0 | .000 | 0 | 4 | .444 | 31 | 3.4 | 9 | 3 | .333 | 37.5 | .622 |
| Kris Medlen | HOU | mr | 23 | 25 | 1 | .040 | 0 | 16 | .640 | 109 | 4.4 | 9 | 1 | .111 | 90.6 | .637 |
| Evan Meek | MIL | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 41 | 5 | .122 | 19.6 | .569 |
| Jonathan Meloan | ATL | mr | 24 | 26 | 2 | .077 | 1 | 16 | .615 | 99 | 3.8 | 25 | 8 | .320 | 78.4 | .577 |
| Cla Meredith | COL | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 6 | .400 | 16.1 | .613 |
| Dan Meyer* | SD | sp | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 8 | .320 | 18.6 | .603 |
| Justin Miller | FLA | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 11 | .579 | 20.7 | .626 |
| Trever Miller* |   | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 0 | .000 | 19.3 | .602 |
| Zach Miner | STL | sp | 27 | 19 | 2 | .105 | 1 | 10 | .526 | 106 | 5.6 | 9 | 6 | .667 | 91.5 | .624 |
| Franklin Morales* | MIL | sp | 23 | 9 | 1 | .111 | 0 | 3 | .333 | 32 | 3.6 | 4 | 1 | .250 | 108.9 | .551 |
| Brandon Morrow | ARI | mr | 24 | 30 | 3 | .100 | 1 | 22 | .733 | 149 | 5.0 | 11 | 3 | .273 | 106.3 | .614 |
| Guillermo Moscoso | PHI | sp | 25 | 1 | 0 | .000 | 0 | 0 | .000 | 13 | 13.0 | 0 | 0 | .000 | 93.0 | .699 |
| Daniel Moskos* | ATL | mr | 23 | 2 | 0 | .000 | 0 | 0 | .000 | 1 | 0.5 | 36 | 13 | .361 | 20.0 | .567 |
| Peter Moylan |   | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 2 | .200 | 18.4 | .610 |
| Edward Mujica | HOU | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 37 | 18 | .486 | 20.6 | .616 |
| Joe Nelson |   | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 46 | 15 | .326 | 18.4 | .603 |
| Jonathan Niese* | NYN | sp | 22 | 7 | 1 | .143 | 0 | 5 | .714 | 28 | 4.0 | 0 | 0 | .000 | 94.0 | .657 |
| Ricky Nolasco | SF | sp | 26 | 8 | 1 | .125 | 0 | 4 | .500 | 32 | 4.0 | 2 | 0 | .000 | 93.6 | .662 |
| Ivan Nova | HOU | sp | 22 | 1 | 0 | .000 | 0 | 1 | 1.000 | 6 | 6.0 | 2 | 1 | .500 | 52.5 | .610 |
| Darren O'Day | ARI | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 5 | .294 | 21.6 | .643 |
| Eric O'Flaherty* | SF | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 1 | 1.000 | 45.0 | .622 |
| Sean O'Sullivan | CIN | sp | 21 | 2 | 0 | .000 | 0 | 0 | .000 | 20 | 10.0 | 1 | 0 | .000 | 71.5 | .552 |
| Ross Ohlendorf | LAD | sp | 26 | 1 | 0 | .000 | 0 | 1 | 1.000 | 2 | 2.0 | 23 | 11 | .478 | 21.6 | .628 |
| Will Ohman* | PIT | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 0 | .000 | 7.8 | .602 |
| Buzz Oliver* | PHI | mr | 38 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 3 | .300 | 19.8 | .612 |
| Scott Olsen* | STL | sp | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 39.0 | .718 |
| Micah Owings | FLA | sp | 26 | 27 | 0 | .000 | 0 | 13 | .481 | 155 | 5.7 | 13 | 6 | .462 | 102.0 | .616 |
| Jeremy Papelbon* | SF | mr | 26 | 4 | 1 | .250 | 0 | 2 | .500 | 17 | 4.3 | 1 | 0 | .000 | 93.5 | .602 |
| Chan Ho Park |   | mr | 36 | 1 | 0 | .000 | 0 | 1 | 1.000 | 5 | 5.0 | 2 | 0 | .000 | 28.4 | .643 |
| Bobby Parnell | CHN | sp | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 31.7 | .600 |
| Chad Paronto | SD | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 6 | .500 | 19.2 | .622 |
| James Parr | CHN | sp | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 49.5 | .591 |
| Manny Parra* | ARI | sp | 26 | 3 | 0 | .000 | 0 | 1 | .333 | 12 | 4.0 | 9 | 2 | .222 | 37.7 | .583 |
| Felipe Paulino | CHN | sp | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 1 | 1.000 | 31.0 | .581 |
| Carl Pavano | LAD | sp | 33 | 1 | 0 | .000 | 0 | 1 | 1.000 | 1 | 1.0 | 4 | 0 | .000 | 38.8 | .665 |
| Jake Peavy | SF | sp | 28 | 17 | 0 | .000 | 0 | 9 | .529 | 75 | 4.4 | 9 | 3 | .333 | 109.5 | .620 |
| Mike Pelfrey | ARI | sp | 25 | 32 | 2 | .063 | 1 | 17 | .531 | 176 | 5.5 | 17 | 3 | .176 | 103.8 | .615 |
| Brad Penny | ATL | sp | 31 | 32 | 2 | .063 | 2 | 15 | .469 | 129 | 4.0 | 24 | 8 | .333 | 103.5 | .616 |
| Chris Perez | STL | mr | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 22 | 14 | .636 | 19.4 | .597 |
| Oliver Perez* | SD | sp | 27 | 3 | 0 | .000 | 0 | 1 | .333 | 10 | 3.3 | 12 | 6 | .500 | 26.9 | .599 |
| Rafael Perez* |   | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 5 | .278 | 18.0 | .644 |
| Ryan Perry | ARI | mr | 22 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 25.3 | .605 |
| Yusmeiro Petit | STL | sp | 24 | 9 | 1 | .111 | 1 | 5 | .556 | 50 | 5.6 | 4 | 3 | .750 | 77.2 | .638 |
| Renyel Pinto* | PHI | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 1 | .111 | 18.2 | .548 |
| Rick Porcello | COL | sp | 20 | 10 | 0 | .000 | 0 | 4 | .400 | 51 | 5.1 | 5 | 1 | .200 | 86.2 | .624 |
| J.J. Putz |   | cl | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 18.1 | .632 |
| Jackson Quezada | WAS | mr | 22 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 1 | .333 | 27.5 | .576 |
| Ramon A. Ramirez | CIN | sp | 26 | 10 | 0 | .000 | 0 | 2 | .200 | 55 | 5.5 | 2 | 1 | .500 | 47.7 | .626 |
| Jon Rauch | SF | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 4 | .571 | 23.9 | .680 |
| Chris Ray | FLA | cl | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 1 | .500 | 16.1 | .628 |
| Anthony Reyes | STL | sp | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 22.8 | .577 |
| Arthur Rhodes* | FLA | mr | 39 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 26 | 10 | .385 | 17.8 | .575 |
| Royce Ring* | CIN | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 8 | .500 | 20.1 | .587 |
| Connor Robertson | STL | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 33.0 | .606 |
| Fernando Rodney | MIL | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 33 | 15 | .455 | 19.7 | .557 |
| Francisco Rodriguez | CIN | cl | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 2 | .182 | 17.9 | .602 |
| Wandy Rodriguez* | CHN | sp | 27 | 34 | 0 | .000 | 0 | 18 | .529 | 164 | 4.8 | 19 | 8 | .421 | 105.8 | .594 |
| Josh Roenicke | CIN | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 11 | .579 | 25.4 | .580 |
| J.C. Romero* | PHI | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 0 | .000 | 14.7 | .553 |
| Carlos Rosa | ARI | sp | 24 | 4 | 0 | .000 | 0 | 1 | .250 | 25 | 6.3 | 15 | 4 | .267 | 27.8 | .633 |
| Juan Salas |   | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 1 | .111 | 20.7 | .610 |
| Brian Sanches | LAD | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 15.0 | .640 |
| Duaner Sanchez | PIT | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 1 | .500 | 29.8 | .631 |
| Joe Saunders* | NYN | sp | 28 | 7 | 0 | .000 | 0 | 6 | .857 | 36 | 5.1 | 2 | 1 | .500 | 97.4 | .651 |
| Max Scherzer | FLA | sp | 24 | 32 | 2 | .063 | 1 | 19 | .594 | 184 | 5.8 | 28 | 8 | .286 | 106.1 | .607 |
| Bobby Seay* | WAS | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 7 | .333 | 15.9 | .596 |
| Steven Shell | SF | mr | 26 | 1 | 0 | .000 | 0 | 0 | .000 | 7 | 7.0 | 13 | 2 | .154 | 27.8 | .617 |
| Scot Shields | CIN | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 16.9 | .618 |
| Brian Shouse* | COL | mr | 40 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 4 | .286 | 13.9 | .592 |
| Carlos Silva | FLA | sp | 30 | 2 | 1 | .500 | 1 | 1 | .500 | 18 | 9.0 | 1 | 1 | 1.000 | 68.8 | .665 |
| Brett Sinkbeil | LAD | sp | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 16.0 | .594 |
| Joe Smith | STL | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 4 | .250 | 18.0 | .582 |
| Ben Snyder* | MIL | sp | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 39 | 15 | .385 | 18.7 | .609 |
| Joakim Soria | LAD | cl | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 10 | .556 | 16.1 | .651 |
| Rafael Soriano | SF | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 0 | .000 | 14.3 | .639 |
| Jeremy Sowers* | PIT | sp | 26 | 4 | 0 | .000 | 0 | 1 | .250 | 15 | 3.8 | 3 | 1 | .333 | 91.8 | .624 |
| Chorye Spoone | MIL | sp | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 2 | .667 | 25.3 | .554 |
| Mitch Stetter* | PIT | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 5 | .200 | 8.7 | .554 |
| Phil Stockman | COL | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 4 | .571 | 18.0 | .586 |
| Brian Stokes | NYN | sp | 29 | 13 | 0 | .000 | 0 | 3 | .231 | 66 | 5.1 | 13 | 5 | .385 | 71.7 | .601 |
| Mitch Talbot | SD | sp | 25 | 40 | 1 | .025 | 1 | 16 | .400 | 181 | 4.5 | 25 | 10 | .400 | 88.5 | .623 |
| Brian Tallet* |   | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 24 | 6 | .250 | 17.2 | .603 |
| Clayton Tanner* | CHN | sp | 21 | 28 | 1 | .036 | 0 | 8 | .286 | 156 | 5.6 | 24 | 12 | .500 | 83.3 | .614 |
| Julian Tavarez | SF | mr | 36 | 15 | 0 | .000 | 0 | 7 | .467 | 67 | 4.5 | 11 | 5 | .455 | 89.5 | .628 |
| Rob Tejeda | NYN | sp | 27 | 5 | 0 | .000 | 0 | 3 | .600 | 21 | 4.2 | 3 | 3 | 1.000 | 103.2 | .581 |
| Dale Thayer |   | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 3 | 1.000 | 32.3 | .567 |
| Chris Tillman | ARI | sp | 21 | 16 | 1 | .063 | 1 | 7 | .438 | 90 | 5.6 | 11 | 2 | .182 | 99.9 | .600 |
| Ramon Troncoso | FLA | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 3 | .500 | 17.5 | .657 |
| Merkin Valdez | SD | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 27 | 13 | .481 | 18.4 | .589 |
| Jose Valverde | SD | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 1 | .125 | 18.2 | .628 |
| Jose Veras | COL | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 20 | 5 | .250 | 21.9 | .613 |
| Justin Verlander | FLA | sp | 26 | 35 | 1 | .029 | 1 | 17 | .486 | 159 | 4.5 | 18 | 8 | .444 | 101.1 | .611 |
| Carlos Villanueva | WAS | sp | 25 | 12 | 1 | .083 | 0 | 5 | .417 | 46 | 3.8 | 11 | 2 | .182 | 81.1 | .623 |
| Ron Villone* | PIT | mr | 39 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 34 | 1 | .029 | 10.3 | .576 |
| Pedro Viola* | CIN | mr | 26 | 2 | 0 | .000 | 0 | 1 | .500 | 7 | 3.5 | 1 | 0 | .000 | 31.7 | .594 |
| Luis Vizcaino |   | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 8 | .667 | 21.3 | .617 |
| Edinson Volquez | PIT | sp | 25 | 5 | 0 | .000 | 0 | 3 | .600 | 24 | 4.8 | 4 | 2 | .500 | 103.8 | .613 |
| Christopher Volstad | MIL | sp | 22 | 31 | 1 | .032 | 0 | 19 | .613 | 96 | 3.1 | 21 | 6 | .286 | 83.2 | .607 |
| Cory Wade | CHN | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 20.5 | .732 |
| Adam Wainwright | STL | sp | 27 | 33 | 2 | .061 | 1 | 14 | .424 | 190 | 5.8 | 19 | 6 | .316 | 100.9 | .635 |
| Jordan Walden | COL | sp | 21 | 3 | 0 | .000 | 0 | 2 | .667 | 21 | 7.0 | 0 | 0 | .000 | 91.7 | .578 |
| Tyler Walker | NYN | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 2 | .111 | 20.0 | .633 |
| P.J. Walters |   | sp | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 45.7 | .642 |
| Chien-Ming Wang | COL | sp | 29 | 13 | 4 | .308 | 1 | 8 | .615 | 82 | 6.3 | 5 | 0 | .000 | 102.5 | .628 |
| Jarrod Washburn* |   | sp | 34 | 30 | 1 | .033 | 1 | 14 | .467 | 178 | 5.9 | 20 | 7 | .350 | 96.3 | .638 |
| Ehren Wasserman |   | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 1 | .125 | 16.2 | .613 |
| David Weathers | ATL | mr | 39 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 45 | 16 | .356 | 20.6 | .592 |
| Jeff Weaver | SF | sp | 32 | 3 | 0 | .000 | 0 | 2 | .667 | 20 | 6.7 | 3 | 1 | .333 | 112.3 | .644 |
| Todd Wellemeyer | STL | sp | 30 | 14 | 0 | .000 | 0 | 7 | .500 | 66 | 4.7 | 6 | 6 | 1.000 | 82.6 | .589 |
| Randy Wells | CHN | sp | 26 | 17 | 1 | .059 | 0 | 3 | .176 | 72 | 4.2 | 14 | 7 | .500 | 85.9 | .640 |
| Dan Wheeler | FLA | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 5 | .455 | 17.2 | .653 |
| Dontrelle Willis* | SF | sp | 27 | 1 | 0 | .000 | 0 | 0 | .000 | 7 | 7.0 | 0 | 0 | .000 | 44.0 | .659 |
| Brian Wilson | SF | cl | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 28 | 8 | .286 | 17.4 | .593 |
| Randy Wolf* |   | sp | 32 | 28 | 1 | .036 | 1 | 17 | .607 | 135 | 4.8 | 18 | 8 | .444 | 95.1 | .613 |
| Keiichi Yabu | WAS | mr | 40 | 18 | 3 | .167 | 1 | 15 | .833 | 73 | 4.1 | 7 | 3 | .429 | 104.1 | .622 |
| Chris Young | SF | sp | 30 | 15 | 0 | .000 | 0 | 6 | .400 | 68 | 4.5 | 12 | 3 | .250 | 91.9 | .593 |
| Mike Zagurski* | ARI | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 7 | .389 | 21.8 | .588 |
| Carlos Zambrano | CHN | sp | 28 | 1 | 0 | .000 | 0 | 1 | 1.000 | 2 | 2.0 | 0 | 0 | .000 | 127.0 | .575 |
| Jordan Zimmermann | ATL | sp | 23 | 26 | 1 | .038 | 0 | 12 | .462 | 116 | 4.5 | 17 | 4 | .235 | 95.7 | .610 |
| Barry Zito* | SD | sp | 31 | 41 | 0 | .000 | 0 | 14 | .341 | 181 | 4.4 | 32 | 14 | .438 | 96.2 | .601 |
| Joel Zumaya |   | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 0 | .000 | 17.1 | .588 |
| Relief |
| Name | Team | P | Age | SVO | S | SV% | BS | BS% | HLD | IR | IRS | IR% | G | GR | GF | PCH/G | STR% |
| David Aardsma | PHI | mr | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 9 | 4 | .444 | 6 | 6 | 1 | 20.0 | .475 |
| Jeremy Accardo | NYN | cl | 27 | 19 | 15 | .789 | 3 | .158 | 11 | 31 | 7 | .226 | 69 | 69 | 35 | 16.7 | .608 |
| Alfredo Aceves |   | sp | 26 | 7 | 5 | .714 | 2 | .286 | 2 | 32 | 10 | .313 | 39 | 39 | 23 | 19.8 | .603 |
| Manny Acosta |   | mr | 28 | 11 | 4 | .364 | 5 | .455 | 8 | 58 | 19 | .328 | 97 | 97 | 15 | 17.6 | .572 |
| Mike Adams | SF | mr | 30 | 1 | 0 | .000 | 1 | 1.000 | 2 | 13 | 5 | .385 | 21 | 20 | 8 | 21.7 | .662 |
| Jeremy Affeldt* | FLA | mr | 30 | 42 | 38 | .905 | 4 | .095 | 0 | 35 | 13 | .371 | 65 | 65 | 55 | 16.7 | .611 |
| Omar Aguilar | MIL | mr | 24 | 1 | 0 | .000 | 1 | 1.000 | 0 | 6 | 1 | .167 | 9 | 9 | 6 | 26.9 | .496 |
| Matt Albers | CHN | mr | 26 | 0 | 0 | .000 | 0 | .000 | 1 | 5 | 1 | .200 | 14 | 14 | 5 | 25.1 | .570 |
| Brett Anderson* |   | sp | 21 | 1 | 1 | 1.000 | 0 | .000 | 3 | 9 | 5 | .556 | 20 | 16 | 7 | 38.8 | .623 |
| Alberto Arias | ARI | mr | 25 | 1 | 0 | .000 | 1 | 1.000 | 0 | 13 | 6 | .462 | 19 | 19 | 8 | 14.2 | .633 |
| Jose Arredondo | SD | mr | 25 | 6 | 4 | .667 | 2 | .333 | 2 | 13 | 3 | .231 | 22 | 22 | 10 | 20.7 | .607 |
| Bronson Arroyo |   | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 1 | .333 | 14 | 4 | 2 | 73.1 | .615 |
| Luis Ayala | MIL | mr | 31 | 3 | 1 | .333 | 2 | .667 | 0 | 26 | 6 | .231 | 29 | 29 | 8 | 22.8 | .632 |
| Danys Baez | ATL | mr | 31 | 4 | 3 | .750 | 1 | .250 | 0 | 9 | 2 | .222 | 19 | 19 | 15 | 19.3 | .580 |
| Andrew Bailey | ARI | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 2 | .667 | 10 | 10 | 6 | 20.9 | .574 |
| Scott Baker | MIL | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 31 | 1 | 0 | 94.5 | .634 |
| John Bale* |   | mr | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 22 | 0 | 0 | 95.8 | .626 |
| Grant Balfour | FLA | mr | 31 | 1 | 0 | .000 | 1 | 1.000 | 2 | 9 | 1 | .111 | 12 | 12 | 4 | 19.0 | .553 |
| Brian Bannister | ATL | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 1 | .500 | 32 | 2 | 2 | 90.5 | .631 |
| Daniel Bard | HOU | mr | 24 | 30 | 20 | .667 | 9 | .300 | 4 | 32 | 10 | .313 | 76 | 76 | 45 | 18.0 | .583 |
| Yorman Bazardo |   | sp | 24 | 1 | 0 | .000 | 1 | 1.000 | 0 | 11 | 6 | .545 | 14 | 13 | 6 | 20.7 | .583 |
| Josh Beckett |   | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 94.6 | .654 |
| Erik Bedard* | SF | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 15 | 0 | 0 | 99.3 | .611 |
| Matt Belisle |   | mr | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 103.1 | .647 |
| Jeff Bennett |   | mr | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 4 | 3 | .750 | 25 | 3 | 0 | 92.0 | .598 |
| Jason Bergmann | SD | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 1 | .500 | 4 | 2 | 0 | 48.0 | .651 |
| Chad Billingsley | HOU | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 35 | 0 | 0 | 102.6 | .623 |
| Joe Blanton | PHI | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 101.8 | .631 |
| Mitchell Boggs | MIL | sp | 25 | 1 | 0 | .000 | 1 | 1.000 | 2 | 5 | 3 | .600 | 15 | 7 | 1 | 65.4 | .569 |
| Jeremy Bonderman | SF | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 114.0 | .596 |
| Chad Bradford | CIN | mr | 34 | 1 | 0 | .000 | 1 | 1.000 | 2 | 6 | 2 | .333 | 10 | 10 | 4 | 19.8 | .591 |
| Bill Bray* | ARI | mr | 26 | 1 | 1 | 1.000 | 0 | .000 | 0 | 1 | 0 | .000 | 2 | 2 | 1 | 22.5 | .622 |
| Craig Breslow* | WAS | mr | 28 | 9 | 5 | .556 | 2 | .222 | 9 | 36 | 6 | .167 | 58 | 58 | 21 | 19.4 | .596 |
| Chris Britton | LAD | mr | 26 | 6 | 2 | .333 | 3 | .500 | 2 | 16 | 7 | .438 | 34 | 34 | 15 | 21.0 | .612 |
| Lance Broadway | SD | sp | 25 | 0 | 0 | .000 | 0 | .000 | 1 | 13 | 3 | .231 | 24 | 24 | 4 | 19.3 | .608 |
| Brooks Brown | COL | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 16 | 1 | 0 | 99.4 | .580 |
| Jonathan Broxton | PIT | mr | 25 | 36 | 32 | .889 | 4 | .111 | 2 | 54 | 10 | .185 | 63 | 63 | 45 | 15.9 | .648 |
| Clay Buchholz | HOU | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 33 | 1 | 0 | 102.4 | .602 |
| Mark Buehrle* | FLA | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 6 | 0 | 0 | 98.7 | .632 |
| Jason Bulger | WAS | mr | 30 | 3 | 1 | .333 | 2 | .667 | 2 | 18 | 6 | .333 | 33 | 33 | 14 | 23.4 | .578 |
| Bryan Bullington | SF | sp | 28 | 1 | 1 | 1.000 | 0 | .000 | 0 | 1 | 0 | .000 | 5 | 1 | 1 | 66.0 | .597 |
| A.J. Burnett | FLA | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 9 | 0 | 0 | 107.9 | .622 |
| Sean Burnett* | LAD | mr | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 8 | 1 | .125 | 19 | 8 | 5 | 59.4 | .594 |
| David Bush | HOU | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 16 | 1 | 0 | 93.1 | .651 |
| Tim Byrdak* | SF | mr | 35 | 2 | 2 | 1.000 | 0 | .000 | 9 | 26 | 6 | .231 | 52 | 52 | 11 | 17.9 | .589 |
| Daniel Cabrera | NYN | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 24 | 0 | 0 | 100.0 | .576 |
| Fernando Cabrera | HOU | mr | 27 | 7 | 3 | .429 | 3 | .429 | 4 | 40 | 12 | .300 | 71 | 71 | 22 | 24.1 | .588 |
| Matt Cain | CIN | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 39 | 0 | 0 | 98.8 | .626 |
| Jorge Campillo | LAD | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 0 | 0 | 101.5 | .616 |
| Matt Capps | STL | cl | 25 | 12 | 7 | .583 | 5 | .417 | 1 | 7 | 3 | .429 | 19 | 19 | 13 | 17.3 | .659 |
| Buddy Carlyle | WAS | mr | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 22 | 0 | 0 | 100.8 | .638 |
| Fausto Carmona |   | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 37 | 0 | 0 | 95.8 | .611 |
| Andrew Carpenter | NYN | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 62.0 | .613 |
| Chris Carpenter | PIT | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 96.3 | .685 |
| Brett Cecil* | STL | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 21 | 0 | 0 | 93.0 | .623 |
| Jose Ceda | ATL | mr | 22 | 5 | 2 | .400 | 1 | .200 | 5 | 18 | 3 | .167 | 47 | 40 | 15 | 30.0 | .578 |
| Jhoulys Chacin |   | sp | 21 | 0 | 0 | .000 | 0 | .000 | 0 | 5 | 2 | .400 | 20 | 8 | 4 | 69.2 | .633 |
| Randy Choate* | FLA | mr | 33 | 0 | 0 | .000 | 0 | .000 | 3 | 9 | 3 | .333 | 37 | 12 | 2 | 71.6 | .626 |
| Vinnie Chulk | CIN | mr | 30 | 2 | 1 | .500 | 1 | .500 | 6 | 19 | 5 | .263 | 42 | 36 | 15 | 32.7 | .606 |
| Christopher Cody* | WAS | sp | 25 | 1 | 1 | 1.000 | 0 | .000 | 0 | 10 | 3 | .300 | 12 | 11 | 8 | 26.0 | .641 |
| Phil Coke* | CHN | sp | 26 | 6 | 5 | .833 | 1 | .167 | 1 | 23 | 5 | .217 | 42 | 41 | 25 | 24.9 | .604 |
| Bartolo Colon | COL | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 13 | 1 | 1 | 94.6 | .652 |
| Clay Condrey | PHI | mr | 33 | 0 | 0 | .000 | 0 | .000 | 1 | 5 | 0 | .000 | 12 | 8 | 3 | 41.7 | .644 |
| Aaron Cook | WAS | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 98.4 | .629 |
| Roy Corcoran | FLA | mr | 29 | 1 | 1 | 1.000 | 0 | .000 | 2 | 9 | 2 | .222 | 7 | 7 | 2 | 29.0 | .631 |
| Francisco Cordero |   | cl | 34 | 38 | 32 | .842 | 6 | .158 | 2 | 24 | 9 | .375 | 60 | 60 | 45 | 17.9 | .584 |
| Bryan Corey | PIT | mr | 35 | 1 | 1 | 1.000 | 0 | .000 | 3 | 5 | 2 | .400 | 12 | 12 | 4 | 16.8 | .592 |
| Manuel Corpas | WAS | mr | 26 | 6 | 4 | .667 | 2 | .333 | 11 | 24 | 8 | .333 | 37 | 37 | 15 | 18.8 | .634 |
| Kevin Correia | MIL | mr | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 1 | .333 | 11 | 8 | 3 | 42.1 | .590 |
| Neal Cotts* |   | mr | 29 | 4 | 2 | .500 | 1 | .250 | 5 | 18 | 7 | .389 | 34 | 34 | 13 | 17.4 | .613 |
| J.B. Cox | CHN | mr | 25 | 2 | 1 | .500 | 1 | .500 | 0 | 11 | 8 | .727 | 23 | 23 | 11 | 26.5 | .617 |
| Jesse Crain | SF | mr | 27 | 3 | 1 | .333 | 1 | .333 | 4 | 39 | 12 | .308 | 58 | 58 | 15 | 20.1 | .643 |
| Francisco Cruceta | LAD | mr | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 39 | 10 | 5 | 75.9 | .563 |
| Juan Cruz |   | mr | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 23 | 1 | 0 | 106.1 | .586 |
| Johnny Cueto | MIL | sp | 23 | 1 | 1 | 1.000 | 0 | .000 | 0 | 7 | 2 | .286 | 19 | 7 | 6 | 70.7 | .610 |
| Rudy Darrow | ARI | mr | 25 | 0 | 0 | .000 | 0 | .000 | 1 | 5 | 0 | .000 | 12 | 12 | 8 | 19.4 | .575 |
| Kyle Davies | HOU | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 6 | 1 | .167 | 21 | 8 | 8 | 66.1 | .602 |
| Doug Davis* | PHI | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 12 | 0 | .000 | 19 | 7 | 2 | 68.3 | .584 |
| Wade Davis | ARI | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 103.0 | .583 |
| Jorge de la Rosa* | FLA | sp | 28 | 5 | 2 | .400 | 2 | .400 | 3 | 25 | 17 | .680 | 36 | 36 | 15 | 22.5 | .622 |
| Gilbert de la Vara* | FLA | mr | 24 | 0 | 0 | .000 | 0 | .000 | 3 | 8 | 1 | .125 | 8 | 8 | 4 | 17.1 | .496 |
| Gabe DeHoyos | WAS | mr | 29 | 6 | 1 | .167 | 5 | .833 | 3 | 24 | 13 | .542 | 33 | 33 | 9 | 24.2 | .610 |
| Robert Delaney |   | mr | 24 | 5 | 4 | .800 | 1 | .200 | 5 | 20 | 2 | .100 | 26 | 26 | 9 | 17.1 | .653 |
| Ryan Dempster |   | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 16 | 0 | 0 | 100.7 | .603 |
| Elmer Dessens | WAS | mr | 38 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 1 | 0 | 18.0 | .722 |
| Ross Detwiler* | ARI | sp | 23 | 2 | 2 | 1.000 | 0 | .000 | 2 | 7 | 1 | .143 | 9 | 9 | 3 | 15.1 | .544 |
| R.A. Dickey | ATL | sp | 34 | 1 | 0 | .000 | 1 | 1.000 | 0 | 8 | 6 | .750 | 14 | 14 | 11 | 24.1 | .574 |
| Brendan Donnelly | LAD | mr | 37 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 4 | 4 | 2 | 13.5 | .593 |
| Octavio Dotel | PIT | mr | 35 | 4 | 1 | .250 | 1 | .250 | 5 | 23 | 2 | .087 | 33 | 33 | 9 | 12.0 | .551 |
| Felix Doubront* | MIL | sp | 21 | 3 | 3 | 1.000 | 0 | .000 | 1 | 38 | 14 | .368 | 44 | 42 | 17 | 27.0 | .623 |
| Scott Downs* | STL | mr | 33 | 6 | 4 | .667 | 2 | .333 | 12 | 37 | 8 | .216 | 43 | 43 | 12 | 13.7 | .613 |
| Zach Duke* | FLA | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 8 | 0 | 0 | 89.0 | .618 |
| Michael Dunn* | LAD | sp | 24 | 0 | 0 | .000 | 0 | .000 | 1 | 0 | 0 | .000 | 2 | 2 | 1 | 31.5 | .524 |
| Chad Durbin | PHI | mr | 31 | 2 | 1 | .500 | 1 | .500 | 9 | 34 | 13 | .382 | 52 | 52 | 19 | 22.1 | .580 |
| Jack Egbert |   | sp | 26 | 2 | 2 | 1.000 | 0 | .000 | 0 | 5 | 2 | .400 | 19 | 9 | 6 | 54.8 | .597 |
| Scott Elbert* | ATL | mr | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 4 | 2 | .500 | 39 | 11 | 7 | 75.4 | .576 |
| Sergio Escalona* | HOU | mr | 24 | 2 | 0 | .000 | 2 | 1.000 | 1 | 10 | 6 | .600 | 12 | 11 | 9 | 31.1 | .568 |
| Kelvim Escobar | NYN | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 96.0 | .653 |
| Dana Eveland* | WAS | sp | 25 | 1 | 1 | 1.000 | 0 | .000 | 0 | 0 | 0 | .000 | 35 | 1 | 1 | 92.7 | .608 |
| Scott Eyre* |   | mr | 37 | 1 | 1 | 1.000 | 0 | .000 | 7 | 20 | 4 | .200 | 30 | 30 | 10 | 19.7 | .608 |
| Ryan Feierabend* | SD | sp | 23 | 2 | 0 | .000 | 2 | 1.000 | 1 | 19 | 10 | .526 | 34 | 34 | 5 | 22.0 | .632 |
| Pedro Feliciano* | NYN | mr | 32 | 6 | 3 | .500 | 2 | .333 | 7 | 31 | 14 | .452 | 46 | 46 | 11 | 19.3 | .589 |
| Casey Fien |   | mr | 25 | 0 | 0 | .000 | 0 | .000 | 1 | 1 | 0 | .000 | 3 | 3 | 0 | 42.0 | .611 |
| Gavin Floyd | SD | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 16 | 6 | .375 | 38 | 21 | 7 | 55.7 | .602 |
| Frankie Francisco | STL | mr | 29 | 21 | 15 | .714 | 6 | .286 | 5 | 17 | 6 | .353 | 37 | 37 | 16 | 20.5 | .580 |
| Ryan Franklin | PIT | mr | 36 | 4 | 3 | .750 | 0 | .000 | 6 | 20 | 7 | .350 | 47 | 47 | 21 | 17.6 | .636 |
| Jeff Fulchino | SF | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 11 | 0 | 0 | 95.6 | .618 |
| Armando Gabino | ATL | mr | 25 | 3 | 1 | .333 | 2 | .667 | 0 | 10 | 6 | .600 | 7 | 7 | 4 | 31.4 | .564 |
| Freddy Garcia |   | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 9 | 2 | 1 | 100.9 | .621 |
| Jon Garland | STL | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 1 | 0 | 64.0 | .609 |
| Matt Garza | ARI | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 104.3 | .624 |
| Chad Gaudin | NYN | mr | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 102.5 | .601 |
| Geoff Geary |   | mr | 32 | 2 | 1 | .500 | 1 | .500 | 2 | 17 | 8 | .471 | 42 | 42 | 19 | 19.0 | .644 |
| Josh Geer |   | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 1 | .500 | 1 | 1 | 1 | 5.0 | .800 |
| Gio Gonzalez* | FLA | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 2 | 2 | 12.5 | .560 |
| Mike Gonzalez* | COL | cl | 31 | 10 | 7 | .700 | 2 | .200 | 20 | 32 | 7 | .219 | 68 | 68 | 21 | 20.5 | .598 |
| Tom Gorzelanny* | PHI | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 19 | 0 | 0 | 95.2 | .619 |
| Kevin Gregg | WAS | cl | 31 | 5 | 3 | .600 | 2 | .400 | 5 | 29 | 10 | .345 | 51 | 51 | 20 | 20.2 | .600 |
| Zack Greinke |   | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 19 | 0 | 0 | 101.7 | .638 |
| Jason Grilli | NYN | mr | 32 | 6 | 1 | .167 | 5 | .833 | 4 | 48 | 21 | .438 | 61 | 58 | 14 | 25.2 | .602 |
| Lee Gronkiewicz | CIN | mr | 30 | 2 | 1 | .500 | 1 | .500 | 2 | 23 | 11 | .478 | 28 | 28 | 10 | 19.5 | .656 |
| Matt Guerrier | ATL | mr | 30 | 16 | 12 | .750 | 4 | .250 | 5 | 52 | 25 | .481 | 79 | 79 | 27 | 18.7 | .614 |
| Juan Gutierrez | CHN | sp | 25 | 1 | 1 | 1.000 | 0 | .000 | 0 | 3 | 0 | .000 | 4 | 4 | 3 | 16.3 | .477 |
| Angel Guzman | CHN | sp | 27 | 2 | 2 | 1.000 | 0 | .000 | 0 | 6 | 2 | .333 | 12 | 12 | 8 | 25.7 | .627 |
| Roy Halladay | CIN | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 102.9 | .668 |
| Cole Hamels* | SD | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 41 | 0 | 0 | 94.7 | .636 |
| Jason Hammel | CHN | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 35 | 1 | 0 | 102.3 | .610 |
| Justin Hampson* | STL | mr | 29 | 1 | 1 | 1.000 | 0 | .000 | 5 | 11 | 3 | .273 | 27 | 27 | 12 | 18.4 | .609 |
| Mike Hampton* | FLA | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 111.0 | .604 |
| Thomas Hanson | ARI | sp | 22 | 1 | 0 | .000 | 1 | 1.000 | 0 | 7 | 2 | .286 | 10 | 10 | 4 | 22.4 | .554 |
| James Happ* | CHN | sp | 26 | 5 | 3 | .600 | 1 | .200 | 2 | 14 | 7 | .500 | 21 | 20 | 13 | 23.0 | .614 |
| Aaron Harang | MIL | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 1 | .333 | 26 | 1 | 1 | 92.3 | .653 |
| Danny Haren | PIT | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 36 | 0 | 0 | 108.9 | .658 |
| Kevin Hart |   | sp | 26 | 3 | 2 | .667 | 1 | .333 | 0 | 9 | 2 | .222 | 15 | 14 | 9 | 31.0 | .632 |
| Blake Hawksworth | STL | sp | 26 | 2 | 1 | .500 | 0 | .000 | 0 | 1 | 0 | .000 | 11 | 11 | 8 | 16.7 | .609 |
| Aaron Heilman |   | mr | 30 | 2 | 1 | .500 | 0 | .000 | 7 | 15 | 5 | .333 | 40 | 40 | 9 | 20.1 | .589 |
| Jeremy Hellickson | NYN | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 9 | 0 | 0 | 92.2 | .649 |
| Rich Hill* | HOU | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 0 | 0 | 100.1 | .599 |
| Shawn Hill | NYN | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 108.7 | .613 |
| Jason Hirsh | LAD | sp | 27 | 6 | 2 | .333 | 3 | .500 | 1 | 21 | 15 | .714 | 34 | 34 | 16 | 18.5 | .599 |
| Luke Hochevar | HOU | sp | 25 | 1 | 1 | 1.000 | 0 | .000 | 0 | 1 | 0 | .000 | 13 | 4 | 2 | 64.9 | .603 |
| Trevor Hoffman | FLA | cl | 41 | 3 | 2 | .667 | 1 | .333 | 7 | 10 | 5 | .500 | 27 | 27 | 5 | 17.7 | .653 |
| Bobby Howry | SF | mr | 35 | 12 | 5 | .417 | 3 | .250 | 4 | 32 | 12 | .375 | 48 | 48 | 17 | 16.6 | .689 |
| Tim Hudson | PHI | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 0 | 0 | 87.8 | .683 |
| David Huff* | CHN | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 10 | 0 | 0 | 99.1 | .624 |
| Philip Hughes | PIT | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 114.0 | .570 |
| Edwin Jackson | LAD | sp | 25 | 3 | 1 | .333 | 2 | .667 | 2 | 25 | 5 | .200 | 50 | 32 | 9 | 47.8 | .614 |
| Casey Janssen | SD | mr | 27 | 7 | 6 | .857 | 1 | .143 | 0 | 9 | 3 | .333 | 15 | 15 | 8 | 17.9 | .643 |
| Jeremy Jeffress | ATL | sp | 21 | 4 | 2 | .500 | 2 | .500 | 0 | 9 | 4 | .444 | 22 | 16 | 5 | 49.3 | .538 |
| Bobby Jenks | ARI | cl | 28 | 12 | 10 | .833 | 2 | .167 | 0 | 11 | 2 | .182 | 18 | 18 | 16 | 17.8 | .601 |
| Cesar Jimenez* | FLA | mr | 24 | 1 | 0 | .000 | 1 | 1.000 | 0 | 3 | 2 | .667 | 3 | 2 | 0 | 43.7 | .565 |
| James Johnson | FLA | mr | 26 | 3 | 1 | .333 | 1 | .333 | 4 | 2 | 1 | .500 | 13 | 13 | 2 | 19.7 | .602 |
| Josh Johnson | PHI | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 97.7 | .607 |
| Randy Johnson* | CIN | sp | 45 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 19 | 0 | 0 | 96.2 | .633 |
| Jorge Julio |   | mr | 30 | 11 | 3 | .273 | 7 | .636 | 9 | 52 | 19 | .365 | 75 | 75 | 12 | 19.8 | .581 |
| Jair Jurrjens | STL | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 12 | 1 | 0 | 83.1 | .635 |
| Kenshin Kawakami | LAD | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 1 | 0 | 101.9 | .652 |
| Scott Kazmir* | SF | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 9 | 0 | 0 | 108.3 | .624 |
| Kyle Kendrick | SD | sp | 24 | 6 | 4 | .667 | 1 | .167 | 0 | 21 | 9 | .429 | 51 | 47 | 22 | 25.7 | .609 |
| Clayton Kershaw* | CHN | sp | 21 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 36 | 0 | 0 | 101.1 | .602 |
| Josh Kinney | PIT | mr | 30 | 3 | 0 | .000 | 2 | .667 | 7 | 32 | 8 | .250 | 45 | 45 | 15 | 14.8 | .591 |
| Brandon Knight | NYN | mr | 33 | 1 | 1 | 1.000 | 0 | .000 | 0 | 0 | 0 | .000 | 13 | 2 | 1 | 92.2 | .588 |
| Mike Koplove | STL | mr | 32 | 3 | 1 | .333 | 2 | .667 | 9 | 28 | 19 | .679 | 47 | 47 | 17 | 20.6 | .631 |
| Eddie Kunz |   | mr | 23 | 5 | 1 | .200 | 3 | .600 | 5 | 21 | 4 | .190 | 37 | 37 | 13 | 19.4 | .558 |
| Hong-chih Kuo* | CIN | mr | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 20 | 1 | 0 | 98.8 | .621 |
| Hiroki Kuroda | CIN | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 18 | 0 | 0 | 94.7 | .653 |
| John Lackey | PIT | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 0 | 0 | 110.1 | .653 |
| John Lannan* | STL | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 21 | 0 | 0 | 99.8 | .619 |
| Brent Leach* | ARI | mr | 26 | 2 | 1 | .500 | 1 | .500 | 0 | 9 | 1 | .111 | 9 | 9 | 4 | 19.9 | .525 |
| Brandon League |   | mr | 26 | 9 | 7 | .778 | 2 | .222 | 2 | 16 | 7 | .438 | 26 | 26 | 16 | 18.7 | .656 |
| Wade LeBlanc* | HOU | sp | 24 | 8 | 4 | .500 | 3 | .375 | 4 | 41 | 16 | .390 | 67 | 65 | 25 | 19.8 | .642 |
| Cliff Lee* |   | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 103.1 | .654 |
| Brad Lidge |   | cl | 32 | 36 | 30 | .833 | 6 | .167 | 2 | 26 | 7 | .269 | 60 | 60 | 43 | 19.1 | .601 |
| Ted Lilly* | LAD | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 24 | 1 | 0 | 94.4 | .626 |
| Tim Lincecum | PIT | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 39 | 0 | 0 | 110.6 | .617 |
| Scott Linebrink | COL | mr | 32 | 6 | 2 | .333 | 4 | .667 | 8 | 45 | 15 | .333 | 63 | 63 | 19 | 18.1 | .638 |
| Francisco Liriano* |   | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 100.0 | .636 |
| Wes Littleton |   | mr | 26 | 3 | 2 | .667 | 1 | .333 | 1 | 31 | 7 | .226 | 40 | 40 | 15 | 22.8 | .633 |
| Kyle Lohse | NYN | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 21 | 0 | 0 | 103.5 | .641 |
| Braden Looper | PIT | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 89.5 | .676 |
| Javier Lopez* | CIN | mr | 31 | 5 | 1 | .200 | 4 | .800 | 14 | 26 | 11 | .423 | 61 | 61 | 21 | 18.9 | .597 |
| Derek Lowe | PHI | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 16 | 0 | 0 | 103.8 | .636 |
| Mark Lowe | LAD | mr | 26 | 4 | 1 | .250 | 2 | .500 | 2 | 17 | 7 | .412 | 46 | 28 | 12 | 52.0 | .600 |
| Brandon Lyon |   | mr | 29 | 24 | 16 | .667 | 8 | .333 | 2 | 14 | 3 | .214 | 53 | 53 | 32 | 17.8 | .635 |
| Mike MacDougal | SF | mr | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 0 | 0 | 60.5 | .521 |
| Ryan Madson | PHI | mr | 28 | 51 | 40 | .784 | 11 | .216 | 0 | 49 | 8 | .163 | 86 | 86 | 66 | 17.5 | .617 |
| Ron Mahay* | FLA | mr | 38 | 5 | 1 | .200 | 2 | .400 | 7 | 32 | 12 | .375 | 48 | 48 | 17 | 17.4 | .586 |
| Paul Maholm* | MIL | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 93.6 | .616 |
| John Maine | NYN | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 106.1 | .605 |
| Matthew Maloney* | MIL | sp | 25 | 2 | 0 | .000 | 2 | 1.000 | 0 | 31 | 8 | .258 | 45 | 34 | 8 | 40.9 | .610 |
| Robert Manuel | CIN | mr | 25 | 3 | 1 | .333 | 0 | .000 | 5 | 23 | 5 | .217 | 42 | 27 | 9 | 44.1 | .660 |
| Carlos Marmol |   | mr | 26 | 16 | 12 | .750 | 4 | .250 | 12 | 51 | 11 | .216 | 71 | 71 | 28 | 18.3 | .599 |
| Jason Marquis | COL | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 102.6 | .603 |
| Sean Marshall* |   | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 12 | 2 | 1 | 74.3 | .607 |
| Damaso Marte* | NYN | mr | 34 | 6 | 5 | .833 | 1 | .167 | 1 | 7 | 0 | .000 | 16 | 16 | 8 | 17.1 | .599 |
| Nick Masset | PHI | mr | 27 | 1 | 0 | .000 | 0 | .000 | 1 | 4 | 0 | .000 | 16 | 8 | 1 | 59.5 | .600 |
| Justin Masterson | WAS | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 18 | 0 | 0 | 100.3 | .619 |
| Daisuke Matsuzaka | SD | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 0 | 0 | 101.1 | .604 |
| Macay McBride* | SD | mr | 26 | 1 | 1 | 1.000 | 0 | .000 | 1 | 11 | 4 | .364 | 15 | 15 | 10 | 13.3 | .593 |
| Kyle McClellan | PHI | mr | 30 | 5 | 2 | .400 | 2 | .400 | 14 | 14 | 4 | .286 | 54 | 54 | 15 | 19.5 | .614 |
| Seth McClung | SD | mr | 28 | 4 | 0 | .000 | 3 | .750 | 11 | 28 | 9 | .321 | 50 | 50 | 7 | 16.8 | .556 |
| Daniel McCutchen | LAD | sp | 26 | 5 | 2 | .400 | 3 | .600 | 0 | 15 | 8 | .533 | 20 | 20 | 13 | 15.1 | .628 |
| James McDonald | HOU | sp | 24 | 2 | 0 | .000 | 2 | 1.000 | 2 | 20 | 9 | .450 | 39 | 30 | 13 | 37.5 | .622 |
| Kris Medlen | HOU | mr | 23 | 0 | 0 | .000 | 0 | .000 | 1 | 0 | 0 | .000 | 28 | 3 | 1 | 90.6 | .637 |
| Evan Meek | MIL | mr | 26 | 10 | 3 | .300 | 5 | .500 | 8 | 33 | 13 | .394 | 64 | 64 | 21 | 19.6 | .569 |
| Jonathan Meloan | ATL | mr | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 8 | 5 | .625 | 36 | 10 | 5 | 78.4 | .577 |
| Cla Meredith | COL | mr | 26 | 4 | 2 | .500 | 2 | .500 | 7 | 24 | 12 | .500 | 28 | 28 | 5 | 16.1 | .613 |
| Dan Meyer* | SD | sp | 27 | 5 | 0 | .000 | 5 | 1.000 | 6 | 56 | 29 | .518 | 72 | 72 | 13 | 18.6 | .603 |
| Justin Miller | FLA | mr | 31 | 3 | 2 | .667 | 1 | .333 | 6 | 32 | 12 | .375 | 54 | 54 | 18 | 20.7 | .626 |
| Trever Miller* |   | mr | 36 | 3 | 1 | .333 | 2 | .667 | 1 | 18 | 10 | .556 | 16 | 16 | 9 | 19.3 | .602 |
| Zach Miner | STL | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 22 | 3 | 3 | 91.5 | .624 |
| Franklin Morales* | MIL | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 9 | 0 | 0 | 108.9 | .551 |
| Brandon Morrow | ARI | mr | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 106.3 | .614 |
| Guillermo Moscoso | PHI | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 93.0 | .699 |
| Daniel Moskos* | ATL | mr | 23 | 12 | 3 | .250 | 7 | .583 | 9 | 51 | 17 | .333 | 74 | 72 | 21 | 20.0 | .567 |
| Peter Moylan |   | mr | 30 | 3 | 1 | .333 | 2 | .667 | 8 | 30 | 14 | .467 | 43 | 43 | 12 | 18.4 | .610 |
| Edward Mujica | HOU | mr | 25 | 14 | 3 | .214 | 11 | .786 | 13 | 39 | 18 | .462 | 93 | 93 | 27 | 20.6 | .616 |
| Joe Nelson |   | mr | 34 | 11 | 4 | .364 | 5 | .455 | 17 | 58 | 18 | .310 | 91 | 91 | 22 | 18.4 | .603 |
| Jonathan Niese* | NYN | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 7 | 0 | 0 | 94.0 | .657 |
| Ricky Nolasco | SF | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 8 | 0 | 0 | 93.6 | .662 |
| Ivan Nova | HOU | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 1 | 1 | 52.5 | .610 |
| Darren O'Day | ARI | mr | 26 | 14 | 9 | .643 | 2 | .143 | 2 | 26 | 9 | .346 | 56 | 56 | 31 | 21.6 | .643 |
| Eric O'Flaherty* | SF | mr | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 1 | 0 | 45.0 | .622 |
| Sean O'Sullivan | CIN | sp | 21 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 0 | 0 | 71.5 | .552 |
| Ross Ohlendorf | LAD | sp | 26 | 0 | 0 | .000 | 0 | .000 | 2 | 22 | 10 | .455 | 27 | 26 | 8 | 21.6 | .628 |
| Will Ohman* | PIT | mr | 31 | 3 | 1 | .333 | 1 | .333 | 5 | 14 | 2 | .143 | 17 | 17 | 2 | 7.8 | .602 |
| Buzz Oliver* | PHI | mr | 38 | 1 | 0 | .000 | 1 | 1.000 | 8 | 19 | 2 | .105 | 26 | 26 | 3 | 19.8 | .612 |
| Scott Olsen* | STL | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 1 | 0 | 39.0 | .718 |
| Micah Owings | FLA | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 0 | 0 | 102.0 | .616 |
| Jeremy Papelbon* | SF | mr | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 93.5 | .602 |
| Chan Ho Park |   | mr | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 7 | 3 | .429 | 8 | 7 | 2 | 28.4 | .643 |
| Bobby Parnell | CHN | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 2 | .667 | 3 | 3 | 0 | 31.7 | .600 |
| Chad Paronto | SD | mr | 33 | 6 | 3 | .500 | 2 | .333 | 5 | 15 | 4 | .267 | 27 | 27 | 10 | 19.2 | .622 |
| James Parr | CHN | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 6 | 2 | .333 | 4 | 4 | 2 | 49.5 | .591 |
| Manny Parra* | ARI | sp | 26 | 0 | 0 | .000 | 0 | .000 | 2 | 10 | 4 | .400 | 14 | 11 | 2 | 37.7 | .583 |
| Felipe Paulino | CHN | sp | 25 | 1 | 0 | .000 | 1 | 1.000 | 0 | 0 | 0 | .000 | 3 | 3 | 2 | 31.0 | .581 |
| Carl Pavano | LAD | sp | 33 | 1 | 0 | .000 | 1 | 1.000 | 0 | 4 | 3 | .750 | 5 | 4 | 3 | 38.8 | .665 |
| Jake Peavy | SF | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 109.5 | .620 |
| Mike Pelfrey | ARI | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 103.8 | .615 |
| Brad Penny | ATL | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 103.5 | .616 |
| Chris Perez | STL | mr | 23 | 3 | 1 | .333 | 1 | .333 | 4 | 24 | 12 | .500 | 42 | 42 | 17 | 19.4 | .597 |
| Oliver Perez* | SD | sp | 27 | 3 | 2 | .667 | 1 | .333 | 6 | 32 | 18 | .563 | 35 | 32 | 11 | 26.9 | .599 |
| Rafael Perez* |   | mr | 27 | 16 | 10 | .625 | 6 | .375 | 12 | 33 | 10 | .303 | 53 | 53 | 22 | 18.0 | .644 |
| Ryan Perry | ARI | mr | 22 | 1 | 1 | 1.000 | 0 | .000 | 2 | 16 | 3 | .188 | 18 | 18 | 9 | 25.3 | .605 |
| Yusmeiro Petit | STL | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 13 | 4 | 1 | 77.2 | .638 |
| Renyel Pinto* | PHI | mr | 26 | 2 | 1 | .500 | 0 | .000 | 7 | 19 | 7 | .368 | 25 | 25 | 6 | 18.2 | .548 |
| Rick Porcello | COL | sp | 20 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 1 | .333 | 11 | 1 | 0 | 86.2 | .624 |
| J.J. Putz |   | cl | 32 | 12 | 11 | .917 | 1 | .083 | 1 | 15 | 2 | .133 | 22 | 22 | 18 | 18.1 | .632 |
| Jackson Quezada | WAS | mr | 22 | 0 | 0 | .000 | 0 | .000 | 1 | 3 | 3 | 1.000 | 6 | 6 | 1 | 27.5 | .576 |
| Ramon A. Ramirez | CIN | sp | 26 | 2 | 2 | 1.000 | 0 | .000 | 0 | 13 | 6 | .462 | 26 | 16 | 11 | 47.7 | .626 |
| Jon Rauch | SF | mr | 30 | 1 | 1 | 1.000 | 0 | .000 | 4 | 6 | 0 | .000 | 20 | 20 | 8 | 23.9 | .680 |
| Chris Ray | FLA | cl | 27 | 0 | 0 | .000 | 0 | .000 | 2 | 5 | 1 | .200 | 9 | 9 | 4 | 16.1 | .628 |
| Anthony Reyes | STL | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 6 | 6 | 3 | 22.8 | .577 |
| Arthur Rhodes* | FLA | mr | 39 | 1 | 0 | .000 | 0 | .000 | 10 | 25 | 9 | .360 | 40 | 40 | 7 | 17.8 | .575 |
| Royce Ring* | CIN | mr | 28 | 7 | 2 | .286 | 3 | .429 | 5 | 14 | 10 | .714 | 34 | 34 | 11 | 20.1 | .587 |
| Connor Robertson | STL | mr | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 3 | 2 | 33.0 | .606 |
| Fernando Rodney | MIL | mr | 32 | 21 | 16 | .762 | 5 | .238 | 2 | 41 | 12 | .293 | 78 | 78 | 47 | 19.7 | .557 |
| Francisco Rodriguez | CIN | cl | 27 | 37 | 30 | .811 | 7 | .189 | 3 | 28 | 12 | .429 | 66 | 66 | 50 | 17.9 | .602 |
| Wandy Rodriguez* | CHN | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 105.8 | .594 |
| Josh Roenicke | CIN | mr | 26 | 0 | 0 | .000 | 0 | .000 | 3 | 24 | 11 | .458 | 39 | 39 | 11 | 25.4 | .580 |
| J.C. Romero* | PHI | mr | 33 | 2 | 0 | .000 | 2 | 1.000 | 4 | 5 | 2 | .400 | 14 | 14 | 5 | 14.7 | .553 |
| Carlos Rosa | ARI | sp | 24 | 4 | 0 | .000 | 2 | .500 | 3 | 12 | 6 | .500 | 32 | 28 | 9 | 27.8 | .633 |
| Juan Salas |   | mr | 30 | 5 | 2 | .400 | 3 | .600 | 3 | 20 | 5 | .250 | 35 | 35 | 16 | 20.7 | .610 |
| Brian Sanches | LAD | mr | 30 | 0 | 0 | .000 | 0 | .000 | 1 | 2 | 1 | .500 | 5 | 5 | 2 | 15.0 | .640 |
| Duaner Sanchez | PIT | mr | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 5 | 5 | 2 | 29.8 | .631 |
| Joe Saunders* | NYN | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 7 | 0 | 0 | 97.4 | .651 |
| Max Scherzer | FLA | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 106.1 | .607 |
| Bobby Seay* | WAS | mr | 31 | 8 | 4 | .500 | 2 | .250 | 7 | 18 | 4 | .222 | 44 | 44 | 14 | 15.9 | .596 |
| Steven Shell | SF | mr | 26 | 2 | 1 | .500 | 1 | .500 | 0 | 17 | 7 | .412 | 24 | 23 | 6 | 27.8 | .617 |
| Scot Shields | CIN | mr | 33 | 0 | 0 | .000 | 0 | .000 | 5 | 5 | 0 | .000 | 13 | 13 | 3 | 16.9 | .618 |
| Brian Shouse* | COL | mr | 40 | 0 | 0 | .000 | 0 | .000 | 7 | 16 | 9 | .563 | 25 | 25 | 6 | 13.9 | .592 |
| Carlos Silva | FLA | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 2 | 1.000 | 4 | 2 | 0 | 68.8 | .665 |
| Brett Sinkbeil | LAD | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 2 | 2 | 2 | 16.0 | .594 |
| Joe Smith | STL | mr | 25 | 7 | 4 | .571 | 3 | .429 | 7 | 28 | 9 | .321 | 43 | 43 | 14 | 18.0 | .582 |
| Ben Snyder* | MIL | sp | 23 | 10 | 2 | .200 | 6 | .600 | 6 | 59 | 24 | .407 | 79 | 79 | 21 | 18.7 | .609 |
| Joakim Soria | LAD | cl | 25 | 25 | 19 | .760 | 5 | .200 | 7 | 65 | 31 | .477 | 86 | 86 | 38 | 16.1 | .651 |
| Rafael Soriano | SF | mr | 29 | 6 | 6 | 1.000 | 0 | .000 | 5 | 13 | 1 | .077 | 38 | 38 | 14 | 14.3 | .639 |
| Jeremy Sowers* | PIT | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 91.8 | .624 |
| Chorye Spoone | MIL | sp | 23 | 1 | 0 | .000 | 1 | 1.000 | 0 | 5 | 4 | .800 | 7 | 7 | 4 | 25.3 | .554 |
| Mitch Stetter* | PIT | mr | 28 | 6 | 1 | .167 | 2 | .333 | 6 | 40 | 9 | .225 | 35 | 35 | 7 | 8.7 | .554 |
| Phil Stockman | COL | mr | 29 | 4 | 1 | .250 | 2 | .500 | 5 | 33 | 10 | .303 | 40 | 40 | 15 | 18.0 | .586 |
| Brian Stokes | NYN | sp | 29 | 2 | 0 | .000 | 1 | .500 | 0 | 5 | 5 | 1.000 | 19 | 6 | 3 | 71.7 | .601 |
| Mitch Talbot | SD | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 40 | 0 | 0 | 88.5 | .623 |
| Brian Tallet* |   | mr | 31 | 4 | 2 | .500 | 1 | .250 | 11 | 14 | 5 | .357 | 44 | 44 | 12 | 17.2 | .603 |
| Clayton Tanner* | CHN | sp | 21 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 83.3 | .614 |
| Julian Tavarez | SF | mr | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 15 | 0 | 0 | 89.5 | .628 |
| Rob Tejeda | NYN | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 0 | 0 | 103.2 | .581 |
| Dale Thayer |   | mr | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 3 | 3 | 1 | 32.3 | .567 |
| Chris Tillman | ARI | sp | 21 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 16 | 0 | 0 | 99.9 | .600 |
| Ramon Troncoso | FLA | mr | 26 | 1 | 0 | .000 | 1 | 1.000 | 1 | 1 | 1 | 1.000 | 4 | 4 | 1 | 17.5 | .657 |
| Merkin Valdez | SD | mr | 27 | 7 | 3 | .429 | 4 | .571 | 5 | 28 | 7 | .250 | 48 | 48 | 19 | 18.4 | .589 |
| Jose Valverde | SD | cl | 29 | 17 | 15 | .882 | 2 | .118 | 2 | 20 | 5 | .250 | 45 | 45 | 31 | 18.2 | .628 |
| Jose Veras | COL | mr | 28 | 3 | 2 | .667 | 1 | .333 | 3 | 25 | 9 | .360 | 42 | 42 | 14 | 21.9 | .613 |
| Justin Verlander | FLA | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 35 | 0 | 0 | 101.1 | .611 |
| Carlos Villanueva | WAS | sp | 25 | 1 | 1 | 1.000 | 0 | .000 | 1 | 1 | 0 | .000 | 16 | 4 | 2 | 81.1 | .623 |
| Ron Villone* | PIT | mr | 39 | 7 | 2 | .286 | 2 | .286 | 6 | 33 | 9 | .273 | 40 | 40 | 7 | 10.3 | .576 |
| Pedro Viola* | CIN | mr | 26 | 2 | 0 | .000 | 2 | 1.000 | 0 | 11 | 3 | .273 | 16 | 14 | 6 | 31.7 | .594 |
| Luis Vizcaino |   | mr | 34 | 3 | 1 | .333 | 1 | .333 | 0 | 24 | 10 | .417 | 36 | 36 | 16 | 21.3 | .617 |
| Edinson Volquez | PIT | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 0 | 0 | 103.8 | .613 |
| Christopher Volstad | MIL | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 3 | 3 | 83.2 | .607 |
| Cory Wade | CHN | mr | 26 | 1 | 0 | .000 | 1 | 1.000 | 1 | 1 | 1 | 1.000 | 2 | 2 | 1 | 20.5 | .732 |
| Adam Wainwright | STL | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 100.9 | .635 |
| Jordan Walden | COL | sp | 21 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 91.7 | .578 |
| Tyler Walker | NYN | mr | 33 | 6 | 2 | .333 | 3 | .500 | 1 | 23 | 14 | .609 | 40 | 40 | 13 | 20.0 | .633 |
| P.J. Walters |   | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 3 | 3 | 2 | 45.7 | .642 |
| Chien-Ming Wang | COL | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 13 | 0 | 0 | 102.5 | .628 |
| Jarrod Washburn* |   | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 96.3 | .638 |
| Ehren Wasserman |   | mr | 28 | 2 | 0 | .000 | 1 | .500 | 0 | 8 | 5 | .625 | 18 | 18 | 8 | 16.2 | .613 |
| David Weathers | ATL | mr | 39 | 7 | 2 | .286 | 4 | .571 | 5 | 57 | 21 | .368 | 82 | 82 | 21 | 20.6 | .592 |
| Jeff Weaver | SF | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 112.3 | .644 |
| Todd Wellemeyer | STL | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 0 | 0 | 82.6 | .589 |
| Randy Wells | CHN | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 18 | 1 | 0 | 85.9 | .640 |
| Dan Wheeler | FLA | mr | 31 | 8 | 5 | .625 | 3 | .375 | 6 | 27 | 11 | .407 | 39 | 39 | 18 | 17.2 | .653 |
| Dontrelle Willis* | SF | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 44.0 | .659 |
| Brian Wilson | SF | cl | 27 | 16 | 13 | .813 | 2 | .125 | 11 | 41 | 8 | .195 | 67 | 67 | 35 | 17.4 | .593 |
| Randy Wolf* |   | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 95.1 | .613 |
| Keiichi Yabu | WAS | mr | 40 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 18 | 0 | 0 | 104.1 | .622 |
| Chris Young | SF | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 15 | 0 | 0 | 91.9 | .593 |
| Mike Zagurski* | ARI | mr | 26 | 1 | 0 | .000 | 1 | 1.000 | 3 | 23 | 3 | .130 | 27 | 27 | 6 | 21.8 | .588 |
| Carlos Zambrano | CHN | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 127.0 | .575 |
| Jordan Zimmermann | ATL | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 26 | 0 | 0 | 95.7 | .610 |
| Barry Zito* | SD | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 41 | 0 | 0 | 96.2 | .601 |
| Joel Zumaya |   | mr | 24 | 5 | 4 | .800 | 1 | .200 | 3 | 8 | 4 | .500 | 22 | 22 | 10 | 17.1 | .588 |