Team game results -- 2021 Boston Red Sox
Regular season
| Primary |
| Date | # | | Opp | | Score | Inn | Starter | T | W/L | Save | Versus | T |
| 4/1/2021 | | | Bal | L | 0-5 | | Woodruff | R | Woodruff | | deGrom | R |
| 4/3/2021 | | | Bal | W | 14-1 | | Castillo,L | R | Castillo,L | | Snell | L |
| 4/4/2021 | | | Bal | W | 9-8 | | Marquez,G | R | Marquez,G | Smith,WillM | Sanchez,Aa | R |
| 4/5/2021 | | | Tam | L | 2-3 | | Kluber | R | Jackson,J | | Anderson,I | R |
| 4/6/2021 | | | Tam | W | 5-4 | | Woodruff | R | Woodruff | Smith,WillM | Lyles | R |
| 4/7/2021 | | | Tam | L | 1-8 | | Castillo,L | R | Castillo,L | | Smeltzer | L |
| 4/8/2021 | | @ | Bal | W | 6-4 | | Marquez,G | R | Marquez,G | | Hernandez,Jo | R |
| 4/10/2021 | | @ | Bal | W | 6-2 | | Kluber | R | Kluber | | Snell | L |
| 4/11/2021 | | @ | Bal | W | 9-3 | | Woodruff | R | Woodruff | | Sanchez,Aa | R |
| 4/12/2021 | | @ | Min | W | 11-4 | | Castillo,L | R | Givens | | Civale | R |
| 4/13/2021 | | @ | Min | L | 3-6 | | Marquez,G | R | Marquez,G | | Rodriguez,E | L |
| 4/14/2021 | | @ | Min | W | 4-0 | | Kluber | R | Kluber | | Maeda | R |
| 4/15/2021 | | @ | Min | L | 2-6 | | Woodruff | R | Woodruff | | Arrieta | R |
| 4/16/2021 | | | ChA | W | 10-2 | | Castillo,L | R | Castillo,L | | de la Cruz,J | R |
| 4/17/2021 | | | ChA | W | 6-5 | | Marquez,G | R | Smith,WillM | | Keller,Bra | R |
| 4/18/2021 | | | ChA | L | 3-5 | | Kluber | R | Kluber | | Kikuchi | L |
| 4/19/2021 | | | ChA | W | 11-2 | | Woodruff | R | Woodruff | | Duplantier | R |
| 4/20/2021 | | | Tor | W | 9-0 | | Castillo,L | R | Castillo,L | | Carrasco | R |
| 4/21/2021 | | | Tor | W | 5-3 | | Marquez,G | R | Marquez,G | Smith,WillM | Richards,G | R |
| 4/22/2021 | | | Sea | W | 5-2 | | Kluber | R | Allen,L | Jackson,J | Duran,Jh | R |
| 4/23/2021 | | | Sea | W | 17-1 | | Woodruff | R | Woodruff | | Marquez,B | L |
| 4/24/2021 | | | Sea | W | 7-4 | | Castillo,L | R | Castillo,L | Smith,WillM | Glasnow | R |
| 4/25/2021 | | | Sea | W | 7-2 | | Marquez,G | R | Marquez,G | | Gray,Jos | R |
| 4/27/2021 | | @ | NYN | L | 1-2 | | Kluber | R | Kluber | | McHugh | R |
| 4/28/2021 | | @ | NYN | W | 9-2 | | Woodruff | R | Woodruff | | Newcomb | L |
| 4/29/2021 | | @ | Tex | W | 11-3 | | Castillo,L | R | Castillo,L | | Holloway | R |
| 4/30/2021 | | @ | Tex | W | 8-6 | | Marquez,G | R | Marquez,G | Smith,WillM | Medina,L | R |
| 5/1/2021 | | @ | Tex | W | 10-8 | | Kluber | R | Kluber | | Lopez,P | R |
| 5/2/2021 | | @ | Tex | W | 6-4 | | Woodruff | R | Woodruff | Bradley,A | Patino | R |
| 5/4/2021 | | | Det | W | 10-4 | | Castillo,L | R | Castillo,L | | Springs | L |
| 5/5/2021 | | | Det | W | 8-7 | | Marquez,G | R | Hunter | Smith,WillM | Giolito | R |
| 5/6/2021 | | | Det | L | 1-4 | | Kluber | R | Kluber | | Buehler | R |
| 5/7/2021 | | @ | Bal | W | 13-2 | | Woodruff | R | Woodruff | | Snell | L |
| 5/8/2021 | | @ | Bal | W | 9-1 | | Castillo,L | R | Castillo,L | | Taillon | R |
| 5/9/2021 | | @ | Bal | W | 2-0 | | Marquez,G | R | Givens | Smith,WillM | Sanchez,Aa | R |
| 5/10/2021 | | @ | Bal | W | 2-1 | | Kluber | R | Kluber | Smith,WillM | deGrom | R |
| 5/11/2021 | | | Oak | L | 2-7 | | Woodruff | R | Gibson | | Bundy | R |
| 5/12/2021 | | | Oak | L | 3-6 | | Castillo,L | R | Castillo,L | | Gray,Jon | R |
| 5/13/2021 | | | Oak | L | 1-3 | | Marquez,G | R | Marquez,G | | Cole,G | R |
| 5/14/2021 | | | LAA | W | 5-4 | | Kluber | R | Gibson | Smith,WillM | Howard,Sp | R |
| 5/15/2021 | | | LAA | W | 6-5 | 10 | Woodruff | R | Hunter | | Banda | L |
| 5/16/2021 | | | LAA | W | 6-5 | | Castillo,L | R | Smith,WillM | | Montgomery,M | L |
| 5/18/2021 | | @ | Tor | W | 9-6 | | Marquez,G | R | Marquez,G | Jackson,J | Flaherty | R |
| 5/19/2021 | | @ | Tor | W | 11-1 | | Kluber | R | Kluber | | Corbin | L |
| 5/20/2021 | | @ | Tor | W | 7-4 | | Woodruff | R | Woodruff | Smith,WillM | Abbott | R |
| 5/21/2021 | | @ | Phi | W | 4-2 | | Castillo,L | R | Jackson,J | Smith,WillM | Nola,Aa | R |
| 5/22/2021 | | @ | Phi | W | 5-3 | | Marquez,G | R | Givens | Hunter | Morton | R |
| 5/23/2021 | | @ | Phi | W | 3-1 | | Kluber | R | Kluber | Gibson | Heaney | L |
| 5/25/2021 | | | Atl | L | 3-4 | | Woodruff | R | Smith,WillM | | Yajure | R |
| 5/26/2021 | | | Atl | L | 2-3 | 10 | Castillo,L | R | Givens | | Kay | L |
| 5/28/2021 | | | Mia | W | 6-3 | | Marquez,G | R | Bradley,A | Hunter | DeSclafani | R |
| 5/29/2021 | | | Mia | W | 6-5 | 10 | Kluber | R | Hunter | | Houser | R |
| 5/30/2021 | | | Mia | W | 3-2 | | Woodruff | R | Woodruff | Smith,WillM | Fulmer,M | R |
| 5/31/2021 | | @ | Hou | W | 5-3 | | Castillo,L | R | Castillo,L | | Bauer | R |
| 6/1/2021 | | @ | Hou | W | 6-3 | | Marquez,G | R | Jackson,J | | Matz | L |
| 6/2/2021 | | @ | Hou | W | 6-2 | | Rasmussen | R | Rasmussen | Bradley,A | Gant | R |
| 6/3/2021 | | @ | Hou | L | 0-7 | | Woodruff | R | Woodruff | | Ray,R | L |
| 6/4/2021 | | @ | NYA | L | 2-5 | | Castillo,L | R | Castillo,L | | Strasburg | R |
| 6/5/2021 | | @ | NYA | L | 5-11 | | Marquez,G | R | Marquez,G | | Darvish | R |
| 6/6/2021 | | @ | NYA | W | 7-4 | | Rasmussen | R | Gibson | Smith,WillM | Paddack | R |
| 6/8/2021 | | | Hou | W | 1-0 | | Woodruff | R | Bradley,A | | Gant | R |
| 6/9/2021 | | | Hou | W | 4-2 | | Castillo,L | R | Castillo,L | Jackson,J | Ray,R | L |
| 6/10/2021 | | | Hou | L | 3-6 | | Marquez,G | R | Marquez,G | | Brubaker | R |
| 6/11/2021 | | | Tor | L | 1-5 | | Rasmussen | R | Rasmussen | | Abbott | R |
| 6/12/2021 | | | Tor | L | 4-8 | | Woodruff | R | Woodruff | | Richards,G | R |
| 6/13/2021 | | | Tor | W | 14-10 | | Castillo,L | R | Bradley,A | | Cashner | R |
| 6/14/2021 | | | Tor | W | 5-4 | | Marquez,G | R | Smith,WillM | | Harvey,H | R |
| 6/15/2021 | | @ | Atl | W | 9-7 | | Rasmussen | R | Gibson | Smith,WillM | Sands,C | R |
| 6/16/2021 | | @ | Atl | W | 7-2 | | Woodruff | R | Woodruff | | Underwood Jr. | R |
| 6/18/2021 | | @ | KC | W | 9-1 | | Castillo,L | R | Castillo,L | | Stroman | R |
| 6/19/2021 | | @ | KC | W | 5-2 | | Marquez,G | R | Hunter | Smith,WillM | Kershaw | L |
| 6/20/2021 | | @ | KC | L | 4-10 | | Rasmussen | R | Rasmussen | | Boyd | L |
| 6/22/2021 | | @ | Tam | L | 5-6 | | Woodruff | R | Woodruff | | Anderson,I | R |
| 6/23/2021 | | @ | Tam | W | 5-4 | | Castillo,L | R | Castillo,L | Adams,AL | Keller,Bra | R |
| 6/24/2021 | | @ | Tam | L | 0-4 | | Marquez,G | R | Marquez,G | | Skubal | L |
| 6/25/2021 | | | NYA | L | 0-4 | | Alcantara,Sa | R | Alcantara,Sa | | Paddack | R |
| 6/26/2021 | | | NYA | L | 10-11 | 10 | Woodruff | R | Jackson,J | | Crismatt | R |
| 6/27/2021 | | | NYA | L | 1-5 | | Castillo,L | R | Castillo,L | | Urena,J | R |
| 6/28/2021 | | | KC | L | 4-9 | | Marquez,G | R | Marquez,G | | Yarbrough | L |
| 6/29/2021 | | | KC | L | 4-6 | | Alcantara,Sa | R | Alcantara,Sa | | Stroman | R |
| 6/30/2021 | | | KC | W | 3-0 | | Woodruff | R | Woodruff | Gibson | Kershaw | L |
| 7/1/2021 | | | KC | W | 8-2 | | Castillo,L | R | Castillo,L | | Boyd | L |
| 7/2/2021 | | @ | Oak | W | 3-1 | | Marquez,G | R | Marquez,G | Adams,AL | Bundy | R |
| 7/3/2021 | | @ | Oak | L | 8-10 | | Alcantara,Sa | R | Alcantara,Sa | | Peterson,Da | L |
| 7/4/2021 | | @ | Oak | W | 3-0 | | Woodruff | R | Rasmussen | Givens | Cole,G | R |
| 7/5/2021 | | @ | LAA | L | 8-9 | | Castillo,L | R | Bradley,A | | Rondon,A | R |
| 7/6/2021 | | @ | LAA | W | 10-7 | | Marquez,G | R | Marquez,G | | Howard,Sp | R |
| 7/7/2021 | | @ | LAA | W | 4-2 | | Alcantara,Sa | R | Alcantara,Sa | Adams,AL | Banda | L |
| 7/9/2021 | | | Phi | L | 0-1 | 10 | Woodruff | R | Smith,WillM | | Gausman | R |
| 7/10/2021 | | | Phi | W | 9-3 | | Castillo,L | R | Castillo,L | | Stratton | R |
| 7/11/2021 | | | Phi | W | 8-2 | | Marquez,G | R | Jackson,J | | Nola,Aa | R |
| 7/15/2021 | | @ | NYA | W | 6-5 | | Alcantara,Sa | R | Alcantara,Sa | Smith,WillM | Paddack | R |
| 7/16/2021 | | @ | NYA | W | 7-3 | | Woodruff | R | Woodruff | | Crismatt | R |
| 7/17/2021 | | @ | NYA | L | 0-4 | | Castillo,L | R | Castillo,L | | Urena,J | R |
| 7/18/2021 | | @ | NYA | L | 3-7 | | Marquez,G | R | Marquez,G | | Darvish | R |
| 7/19/2021 | | @ | Tor | W | 5-4 | 11 | Alcantara,Sa | R | Taylor,J | | Richards,G | R |
| 7/20/2021 | | @ | Tor | L | 6-9 | | Woodruff | R | Woodruff | | Cashner | R |
| 7/21/2021 | | @ | Tor | W | 9-5 | | Castillo,L | R | Castillo,L | | Harvey,H | R |
| 7/22/2021 | | | NYA | L | 2-6 | | Marquez,G | R | Marquez,G | | Crismatt | R |
| 7/23/2021 | | | NYA | L | 4-9 | | Alcantara,Sa | R | Alcantara,Sa | | Urena,J | R |
| 7/24/2021 | | | NYA | L | 9-11 | 11 | Woodruff | R | Smith,WillM | | Darvish | R |
| 7/25/2021 | | | NYA | W | 2-0 | | Castillo,L | R | Castillo,L | Givens | Scherzer | R |
| 7/26/2021 | | | Tor | W | 6-1 | | Marquez,G | R | Marquez,G | Fry,J | Cashner | R |
| 7/27/2021 | | | Tor | W | 8-2 | | Alcantara,Sa | R | Alcantara,Sa | Jackson,J | Harvey,H | R |
| 7/28/2021 | | | Tor | W | 3-2 | | Woodruff | R | Bradley,A | Adams,AL | Corbin | L |
| 7/29/2021 | | | Tor | W | 12-1 | | Castillo,L | R | Givens | | Abbott | R |
| 7/30/2021 | | @ | Tam | L | 1-5 | | Marquez,G | R | Marquez,G | | Lynch | L |
| 7/31/2021 | | @ | Tam | W | 7-5 | | Alcantara,Sa | R | Fry,J | Taylor,J | Allard | L |
| 8/1/2021 | | @ | Tam | W | 5-0 | | Woodruff | R | Woodruff | Jackson,J | Skubal | L |
| 8/3/2021 | | @ | Det | L | 4-6 | | Castillo,L | R | Castillo,L | | Garrett,B | L |
| 8/4/2021 | | @ | Det | L | 2-8 | | Marquez,G | R | Marquez,G | | Buehler | R |
| 8/5/2021 | | @ | Det | L | 1-2 | 11 | Alcantara,Sa | R | Smith,WillM | | Giolito | R |
| 8/6/2021 | | @ | Tor | W | 10-6 | | Woodruff | R | Fry,J | | Harvey,H | R |
| 8/7/2021 | | @ | Tor | W | 9-1 | | Castillo,L | R | Castillo,L | Taylor,J | Corbin | L |
| 8/8/2021 | | @ | Tor | L | 2-5 | | Marquez,G | R | Marquez,G | | Abbott | R |
| 8/10/2021 | | | Tam | L | 3-5 | 10 | Alcantara,Sa | R | Smith,WillM | | Keller,Bra | R |
| 8/11/2021 | | | Tam | W | 13-6 | | Woodruff | R | Jackson,J | Bradley,A | Lynch | L |
| 8/12/2021 | | | Tam | W | 4-3 | | Castillo,L | R | Castillo,L | Givens | Allard | L |
| 8/13/2021 | | | Bal | L | 3-5 | | Marquez,G | R | Adams,AL | | Alcala | R |
| 8/14/2021 | | | Bal | W | 3-1 | | Alcantara,Sa | R | Taylor,J | Jackson,J | Snell | L |
| 8/15/2021 | | | Bal | W | 10-9 | | Woodruff | R | Smith,WillM | | Taillon | R |
| 8/17/2021 | | @ | NYA | L | 6-8 | | Castillo,L | R | Castillo,L | | Scherzer | R |
| 8/18/2021 | | @ | NYA | W | 6-3 | | Marquez,G | R | Marquez,G | | Avila,P | R |
| 8/20/2021 | | | Tex | L | 2-3 | | Alcantara,Sa | R | Alcantara,Sa | | McCullers Jr. | R |
| 8/21/2021 | | | Tex | L | 0-2 | | Woodruff | R | Woodruff | | Means | L |
| 8/22/2021 | | | Tex | L | 2-6 | | Castillo,L | R | Castillo,L | | Reyes,A | R |
| 8/24/2021 | | | Min | W | 11-1 | | Marquez,G | R | Marquez,G | | Gutierrez,V | R |
| 8/25/2021 | | | Min | W | 5-2 | | Alcantara,Sa | R | Alcantara,Sa | Fry,J | Thornton | R |
| 8/26/2021 | | | Min | W | 8-2 | | Woodruff | R | Woodruff | | Ober | R |
| 8/27/2021 | | @ | Cle | W | 7-6 | | Castillo,L | R | Castillo,L | Smith,WillM | Kuhl | R |
| 8/28/2021 | | @ | Cle | W | 4-2 | | Marquez,G | R | Marquez,G | Taylor,J | Senzatela | R |
| 8/29/2021 | | @ | Cle | W | 3-2 | | Alcantara,Sa | R | Jackson,J | Bradley,A | Valdez,F | L |
| 8/30/2021 | | @ | Tam | L | 0-6 | | Woodruff | R | Woodruff | | Skubal | L |
| 8/31/2021 | | @ | Tam | W | 3-2 | | Castillo,L | R | Castillo,L | Givens | Green,J | R |
| 9/1/2021 | | @ | Tam | W | 8-0 | | Marquez,G | R | Marquez,G | | Suarez,J | L |
| 9/2/2021 | | @ | Tam | L | 5-6 | | Alcantara,Sa | R | Taylor,J | | Lynch | L |
| 9/3/2021 | | | Cle | W | 7-3 | | Woodruff | R | Jackson,J | | Senzatela | R |
| 9/4/2021 | | | Cle | W | 8-4 | | Castillo,L | R | Bradley,A | | Valdez,F | L |
| 9/5/2021 | | | Cle | W | 11-0 | | Marquez,G | R | Marquez,G | Givens | Wacha | R |
| 9/6/2021 | | | Tam | W | 2-0 | | Kluber | R | Kluber | Adams,AL | Sheffield,Ju | L |
| 9/7/2021 | | | Tam | W | 7-2 | | Woodruff | R | Woodruff | | Lynch | L |
| 9/8/2021 | | | Tam | W | 6-4 | | Castillo,L | R | Jackson,J | Adams,AL | Anderson,I | R |
| 9/10/2021 | | @ | ChA | L | 4-5 | | Marquez,G | R | Adams,AL | | Seabold | R |
| 9/11/2021 | | @ | ChA | W | 7-6 | | Kluber | R | Bradley,A | Adams,AL | White,Mit | R |
| 9/12/2021 | | @ | ChA | W | 3-2 | | Woodruff | R | Woodruff | Adams,AL | de la Cruz,J | R |
| 9/13/2021 | | @ | Sea | W | 5-4 | | Castillo,L | R | Castillo,L | Smith,WillM | Ynoa,H | R |
| 9/14/2021 | | @ | Sea | W | 7-1 | | Marquez,G | R | Adams,AL | | Abreu,B | R |
| 9/15/2021 | | @ | Sea | W | 11-0 | | Kluber | R | Kluber | | Gray,Jos | R |
| 9/17/2021 | | | Bal | W | 11-2 | | Woodruff | R | Woodruff | | Alcala | R |
| 9/18/2021 | | | Bal | W | 6-0 | | Castillo,L | R | Castillo,L | | Pearson | R |
| 9/19/2021 | | | Bal | W | 5-1 | | Marquez,G | R | Marquez,G | | Ramirez,Yo | R |
| 9/21/2021 | | | NYN | W | 10-2 | | Kluber | R | Kluber | | Walker,T | R |
| 9/22/2021 | | | NYN | W | 7-6 | 10 | Woodruff | R | Adams,AL | | Wisler | R |
| 9/24/2021 | | | NYA | L | 3-12 | | Castillo,L | R | Castillo,L | | Darvish | R |
| 9/25/2021 | | | NYA | W | 5-4 | | Marquez,G | R | Taylor,J | | Scherzer | R |
| 9/26/2021 | | | NYA | W | 6-5 | 10 | Kluber | R | Smith,WillM | | Avila,P | R |
| 9/28/2021 | | @ | Bal | L | 7-9 | | Woodruff | R | Woodruff | | Ramirez,Yo | R |
| 9/29/2021 | | @ | Bal | W | 9-0 | | Castillo,L | R | Castillo,L | | Sanchez,Aa | R |
| 9/30/2021 | | @ | Bal | L | 1-3 | | Marquez,G | R | Marquez,G | | Alcala | R |
| 10/1/2021 | | @ | Was | W | 10-5 | | Kluber | R | Kluber | | Gore,M | L |
| 10/2/2021 | | @ | Was | W | 6-3 | | Woodruff | R | Jackson,J | Smith,WillM | Bieber | R |
| 10/3/2021 | | @ | Was | W | 6-5 | | Castillo,L | R | Castillo,L | Adams,AL | Urias,J | L |
| Other |
| | | | | | | | | Cumulative |
| Date | # | | Opp | | GWRBI | RF | RA | W | L | Pct | Last10 | Strk | Gm# |
| 4/1/2021 | | | Bal | L | | 0 | 5 | 0 | 1 | .000 | 0-1 | L1 | 1 |
| 4/3/2021 | | | Bal | W | Bellinger | 14 | 1 | 1 | 1 | .500 | 1-1 | W1 | 2 |
| 4/4/2021 | | | Bal | W | | 9 | 8 | 2 | 1 | .667 | 2-1 | W2 | 3 |
| 4/5/2021 | | | Tam | L | | 2 | 3 | 2 | 2 | .500 | 2-2 | L1 | 4 |
| 4/6/2021 | | | Tam | W | Posey | 5 | 4 | 3 | 2 | .600 | 3-2 | W1 | 5 |
| 4/7/2021 | | | Tam | L | | 1 | 8 | 3 | 3 | .500 | 3-3 | L1 | 6 |
| 4/8/2021 | | @ | Bal | W | Albies | 6 | 4 | 4 | 3 | .571 | 4-3 | W1 | 7 |
| 4/10/2021 | | @ | Bal | W | | 6 | 2 | 5 | 3 | .625 | 5-3 | W2 | 8 |
| 4/11/2021 | | @ | Bal | W | Bellinger | 9 | 3 | 6 | 3 | .667 | 6-3 | W3 | 9 |
| 4/12/2021 | | @ | Min | W | Acuna Jr. | 11 | 4 | 7 | 3 | .700 | 7-3 | W4 | 10 |
| 4/13/2021 | | @ | Min | L | | 3 | 6 | 7 | 4 | .636 | 7-3 | L1 | 11 |
| 4/14/2021 | | @ | Min | W | Albies | 4 | 0 | 8 | 4 | .667 | 7-3 | W1 | 12 |
| 4/15/2021 | | @ | Min | L | | 2 | 6 | 8 | 5 | .615 | 6-4 | L1 | 13 |
| 4/16/2021 | | | ChA | W | Chapman,M | 10 | 2 | 9 | 5 | .643 | 7-3 | W1 | 14 |
| 4/17/2021 | | | ChA | W | Albies | 6 | 5 | 10 | 5 | .667 | 7-3 | W2 | 15 |
| 4/18/2021 | | | ChA | L | | 3 | 5 | 10 | 6 | .625 | 7-3 | L1 | 16 |
| 4/19/2021 | | | ChA | W | Gregorius | 11 | 2 | 11 | 6 | .647 | 7-3 | W1 | 17 |
| 4/20/2021 | | | Tor | W | Acuna Jr. | 9 | 0 | 12 | 6 | .667 | 7-3 | W2 | 18 |
| 4/21/2021 | | | Tor | W | Acuna Jr. | 5 | 3 | 13 | 6 | .684 | 7-3 | W3 | 19 |
| 4/22/2021 | | | Sea | W | Chapman,M | 5 | 2 | 14 | 6 | .700 | 7-3 | W4 | 20 |
| 4/23/2021 | | | Sea | W | | 17 | 1 | 15 | 6 | .714 | 8-2 | W5 | 21 |
| 4/24/2021 | | | Sea | W | Albies | 7 | 4 | 16 | 6 | .727 | 8-2 | W6 | 22 |
| 4/25/2021 | | | Sea | W | Cruz,N | 7 | 2 | 17 | 6 | .739 | 9-1 | W7 | 23 |
| 4/27/2021 | | @ | NYN | L | | 1 | 2 | 17 | 7 | .708 | 8-2 | L1 | 24 |
| 4/28/2021 | | @ | NYN | W | Chapman,M | 9 | 2 | 18 | 7 | .720 | 8-2 | W1 | 25 |
| 4/29/2021 | | @ | Tex | W | Chapman,M | 11 | 3 | 19 | 7 | .731 | 9-1 | W2 | 26 |
| 4/30/2021 | | @ | Tex | W | Cruz,N | 8 | 6 | 20 | 7 | .741 | 9-1 | W3 | 27 |
| 5/1/2021 | | @ | Tex | W | Walker,C | 10 | 8 | 21 | 7 | .750 | 9-1 | W4 | 28 |
| 5/2/2021 | | @ | Tex | W | Albies | 6 | 4 | 22 | 7 | .759 | 9-1 | W5 | 29 |
| 5/4/2021 | | | Det | W | Gregorius | 10 | 4 | 23 | 7 | .767 | 9-1 | W6 | 30 |
| 5/5/2021 | | | Det | W | Posey | 8 | 7 | 24 | 7 | .774 | 9-1 | W7 | 31 |
| 5/6/2021 | | | Det | L | | 1 | 4 | 24 | 8 | .750 | 8-2 | L1 | 32 |
| 5/7/2021 | | @ | Bal | W | Posey | 13 | 2 | 25 | 8 | .758 | 8-2 | W1 | 33 |
| 5/8/2021 | | @ | Bal | W | Albies | 9 | 1 | 26 | 8 | .765 | 9-1 | W2 | 34 |
| 5/9/2021 | | @ | Bal | W | Cruz,N | 2 | 0 | 27 | 8 | .771 | 9-1 | W3 | 35 |
| 5/10/2021 | | @ | Bal | W | Chapman,M | 2 | 1 | 28 | 8 | .778 | 9-1 | W4 | 36 |
| 5/11/2021 | | | Oak | L | | 2 | 7 | 28 | 9 | .757 | 8-2 | L1 | 37 |
| 5/12/2021 | | | Oak | L | | 3 | 6 | 28 | 10 | .737 | 7-3 | L2 | 38 |
| 5/13/2021 | | | Oak | L | | 1 | 3 | 28 | 11 | .718 | 6-4 | L3 | 39 |
| 5/14/2021 | | | LAA | W | Grisham | 5 | 4 | 29 | 11 | .725 | 6-4 | W1 | 40 |
| 5/15/2021 | | | LAA | W | Albies | 6 | 5 | 30 | 11 | .732 | 6-4 | W2 | 41 |
| 5/16/2021 | | | LAA | W | | 6 | 5 | 31 | 11 | .738 | 7-3 | W3 | 42 |
| 5/18/2021 | | @ | Tor | W | Cruz,N | 9 | 6 | 32 | 11 | .744 | 7-3 | W4 | 43 |
| 5/19/2021 | | @ | Tor | W | Cruz,N | 11 | 1 | 33 | 11 | .750 | 7-3 | W5 | 44 |
| 5/20/2021 | | @ | Tor | W | Chapman,M | 7 | 4 | 34 | 11 | .756 | 7-3 | W6 | 45 |
| 5/21/2021 | | @ | Phi | W | Albies | 4 | 2 | 35 | 11 | .761 | 7-3 | W7 | 46 |
| 5/22/2021 | | @ | Phi | W | Grisham | 5 | 3 | 36 | 11 | .766 | 8-2 | W8 | 47 |
| 5/23/2021 | | @ | Phi | W | Chapman,M | 3 | 1 | 37 | 11 | .771 | 9-1 | W9 | 48 |
| 5/25/2021 | | | Atl | L | | 3 | 4 | 37 | 12 | .755 | 9-1 | L1 | 49 |
| 5/26/2021 | | | Atl | L | | 2 | 3 | 37 | 13 | .740 | 8-2 | L2 | 50 |
| 5/28/2021 | | | Mia | W | Acuna Jr. | 6 | 3 | 38 | 13 | .745 | 8-2 | W1 | 51 |
| 5/29/2021 | | | Mia | W | Albies | 6 | 5 | 39 | 13 | .750 | 8-2 | W2 | 52 |
| 5/30/2021 | | | Mia | W | Albies | 3 | 2 | 40 | 13 | .755 | 8-2 | W3 | 53 |
| 5/31/2021 | | @ | Hou | W | Cruz,N | 5 | 3 | 41 | 13 | .759 | 8-2 | W4 | 54 |
| 6/1/2021 | | @ | Hou | W | Cron,C | 6 | 3 | 42 | 13 | .764 | 8-2 | W5 | 55 |
| 6/2/2021 | | @ | Hou | W | Chapman,M | 6 | 2 | 43 | 13 | .768 | 8-2 | W6 | 56 |
| 6/3/2021 | | @ | Hou | L | | 0 | 7 | 43 | 14 | .754 | 7-3 | L1 | 57 |
| 6/4/2021 | | @ | NYA | L | | 2 | 5 | 43 | 15 | .741 | 6-4 | L2 | 58 |
| 6/5/2021 | | @ | NYA | L | | 5 | 11 | 43 | 16 | .729 | 6-4 | L3 | 59 |
| 6/6/2021 | | @ | NYA | W | Gregorius | 7 | 4 | 44 | 16 | .733 | 7-3 | W1 | 60 |
| 6/8/2021 | | | Hou | W | Chapman,M | 1 | 0 | 45 | 16 | .738 | 7-3 | W2 | 61 |
| 6/9/2021 | | | Hou | W | | 4 | 2 | 46 | 16 | .742 | 7-3 | W3 | 62 |
| 6/10/2021 | | | Hou | L | | 3 | 6 | 46 | 17 | .730 | 6-4 | L1 | 63 |
| 6/11/2021 | | | Tor | L | | 1 | 5 | 46 | 18 | .719 | 5-5 | L2 | 64 |
| 6/12/2021 | | | Tor | L | | 4 | 8 | 46 | 19 | .708 | 4-6 | L3 | 65 |
| 6/13/2021 | | | Tor | W | Walker,C | 14 | 10 | 47 | 19 | .712 | 4-6 | W1 | 66 |
| 6/14/2021 | | | Tor | W | | 5 | 4 | 48 | 19 | .716 | 5-5 | W2 | 67 |
| 6/15/2021 | | @ | Atl | W | Walker,C | 9 | 7 | 49 | 19 | .721 | 6-4 | W3 | 68 |
| 6/16/2021 | | @ | Atl | W | Bellinger | 7 | 2 | 50 | 19 | .725 | 7-3 | W4 | 69 |
| 6/18/2021 | | @ | KC | W | Acuna Jr. | 9 | 1 | 51 | 19 | .729 | 7-3 | W5 | 70 |
| 6/19/2021 | | @ | KC | W | Posey | 5 | 2 | 52 | 19 | .732 | 7-3 | W6 | 71 |
| 6/20/2021 | | @ | KC | L | | 4 | 10 | 52 | 20 | .722 | 6-4 | L1 | 72 |
| 6/22/2021 | | @ | Tam | L | | 5 | 6 | 52 | 21 | .712 | 6-4 | L2 | 73 |
| 6/23/2021 | | @ | Tam | W | Cruz,N | 5 | 4 | 53 | 21 | .716 | 7-3 | W1 | 74 |
| 6/24/2021 | | @ | Tam | L | | 0 | 4 | 53 | 22 | .707 | 7-3 | L1 | 75 |
| 6/25/2021 | | | NYA | L | | 0 | 4 | 53 | 23 | .697 | 6-4 | L2 | 76 |
| 6/26/2021 | | | NYA | L | | 10 | 11 | 53 | 24 | .688 | 5-5 | L3 | 77 |
| 6/27/2021 | | | NYA | L | | 1 | 5 | 53 | 25 | .679 | 4-6 | L4 | 78 |
| 6/28/2021 | | | KC | L | | 4 | 9 | 53 | 26 | .671 | 3-7 | L5 | 79 |
| 6/29/2021 | | | KC | L | | 4 | 6 | 53 | 27 | .663 | 2-8 | L6 | 80 |
| 6/30/2021 | | | KC | W | Grossman | 3 | 0 | 54 | 27 | .667 | 2-8 | W1 | 81 |
| 7/1/2021 | | | KC | W | Acuna Jr. | 8 | 2 | 55 | 27 | .671 | 3-7 | W2 | 82 |
| 7/2/2021 | | @ | Oak | W | Gregorius | 3 | 1 | 56 | 27 | .675 | 4-6 | W3 | 83 |
| 7/3/2021 | | @ | Oak | L | | 8 | 10 | 56 | 28 | .667 | 3-7 | L1 | 84 |
| 7/4/2021 | | @ | Oak | W | Gregorius | 3 | 0 | 57 | 28 | .671 | 4-6 | W1 | 85 |
| 7/5/2021 | | @ | LAA | L | | 8 | 9 | 57 | 29 | .663 | 4-6 | L1 | 86 |
| 7/6/2021 | | @ | LAA | W | Cruz,N | 10 | 7 | 58 | 29 | .667 | 5-5 | W1 | 87 |
| 7/7/2021 | | @ | LAA | W | Grisham | 4 | 2 | 59 | 29 | .670 | 6-4 | W2 | 88 |
| 7/9/2021 | | | Phi | L | | 0 | 1 | 59 | 30 | .663 | 6-4 | L1 | 89 |
| 7/10/2021 | | | Phi | W | Bellinger | 9 | 3 | 60 | 30 | .667 | 7-3 | W1 | 90 |
| 7/11/2021 | | | Phi | W | | 8 | 2 | 61 | 30 | .670 | 7-3 | W2 | 91 |
| 7/15/2021 | | @ | NYA | W | Grisham | 6 | 5 | 62 | 30 | .674 | 7-3 | W3 | 92 |
| 7/16/2021 | | @ | NYA | W | Chapman,M | 7 | 3 | 63 | 30 | .677 | 7-3 | W4 | 93 |
| 7/17/2021 | | @ | NYA | L | | 0 | 4 | 63 | 31 | .670 | 7-3 | L1 | 94 |
| 7/18/2021 | | @ | NYA | L | | 3 | 7 | 63 | 32 | .663 | 6-4 | L2 | 95 |
| 7/19/2021 | | @ | Tor | W | Grossman | 5 | 4 | 64 | 32 | .667 | 7-3 | W1 | 96 |
| 7/20/2021 | | @ | Tor | L | | 6 | 9 | 64 | 33 | .660 | 6-4 | L1 | 97 |
| 7/21/2021 | | @ | Tor | W | Bellinger | 9 | 5 | 65 | 33 | .663 | 6-4 | W1 | 98 |
| 7/22/2021 | | | NYA | L | | 2 | 6 | 65 | 34 | .657 | 6-4 | L1 | 99 |
| 7/23/2021 | | | NYA | L | | 4 | 9 | 65 | 35 | .650 | 5-5 | L2 | 100 |
| 7/24/2021 | | | NYA | L | | 9 | 11 | 65 | 36 | .644 | 4-6 | L3 | 101 |
| 7/25/2021 | | | NYA | W | Chapman,M | 2 | 0 | 66 | 36 | .647 | 4-6 | W1 | 102 |
| 7/26/2021 | | | Tor | W | Bellinger | 6 | 1 | 67 | 36 | .650 | 4-6 | W2 | 103 |
| 7/27/2021 | | | Tor | W | Cron,C | 8 | 2 | 68 | 36 | .654 | 5-5 | W3 | 104 |
| 7/28/2021 | | | Tor | W | Arroyo | 3 | 2 | 69 | 36 | .657 | 6-4 | W4 | 105 |
| 7/29/2021 | | | Tor | W | Cruz,N | 12 | 1 | 70 | 36 | .660 | 6-4 | W5 | 106 |
| 7/30/2021 | | @ | Tam | L | | 1 | 5 | 70 | 37 | .654 | 6-4 | L1 | 107 |
| 7/31/2021 | | @ | Tam | W | Posey | 7 | 5 | 71 | 37 | .657 | 6-4 | W1 | 108 |
| 8/1/2021 | | @ | Tam | W | Gregorius | 5 | 0 | 72 | 37 | .661 | 7-3 | W2 | 109 |
| 8/3/2021 | | @ | Det | L | | 4 | 6 | 72 | 38 | .655 | 7-3 | L1 | 110 |
| 8/4/2021 | | @ | Det | L | | 2 | 8 | 72 | 39 | .649 | 7-3 | L2 | 111 |
| 8/5/2021 | | @ | Det | L | | 1 | 2 | 72 | 40 | .643 | 6-4 | L3 | 112 |
| 8/6/2021 | | @ | Tor | W | Albies | 10 | 6 | 73 | 40 | .646 | 6-4 | W1 | 113 |
| 8/7/2021 | | @ | Tor | W | | 9 | 1 | 74 | 40 | .649 | 6-4 | W2 | 114 |
| 8/8/2021 | | @ | Tor | L | | 2 | 5 | 74 | 41 | .643 | 5-5 | L1 | 115 |
| 8/10/2021 | | | Tam | L | | 3 | 5 | 74 | 42 | .638 | 4-6 | L2 | 116 |
| 8/11/2021 | | | Tam | W | Cron,C | 13 | 6 | 75 | 42 | .641 | 5-5 | W1 | 117 |
| 8/12/2021 | | | Tam | W | Brito,S | 4 | 3 | 76 | 42 | .644 | 5-5 | W2 | 118 |
| 8/13/2021 | | | Bal | L | | 3 | 5 | 76 | 43 | .639 | 4-6 | L1 | 119 |
| 8/14/2021 | | | Bal | W | | 3 | 1 | 77 | 43 | .642 | 5-5 | W1 | 120 |
| 8/15/2021 | | | Bal | W | Garcia,W | 10 | 9 | 78 | 43 | .645 | 6-4 | W2 | 121 |
| 8/17/2021 | | @ | NYA | L | | 6 | 8 | 78 | 44 | .639 | 6-4 | L1 | 122 |
| 8/18/2021 | | @ | NYA | W | Cron,C | 6 | 3 | 79 | 44 | .642 | 6-4 | W1 | 123 |
| 8/20/2021 | | | Tex | L | | 2 | 3 | 79 | 45 | .637 | 5-5 | L1 | 124 |
| 8/21/2021 | | | Tex | L | | 0 | 2 | 79 | 46 | .632 | 5-5 | L2 | 125 |
| 8/22/2021 | | | Tex | L | | 2 | 6 | 79 | 47 | .627 | 5-5 | L3 | 126 |
| 8/24/2021 | | | Min | W | Grisham | 11 | 1 | 80 | 47 | .630 | 5-5 | W1 | 127 |
| 8/25/2021 | | | Min | W | Chapman,M | 5 | 2 | 81 | 47 | .633 | 5-5 | W2 | 128 |
| 8/26/2021 | | | Min | W | Cruz,N | 8 | 2 | 82 | 47 | .636 | 6-4 | W3 | 129 |
| 8/27/2021 | | @ | Cle | W | Chapman,M | 7 | 6 | 83 | 47 | .638 | 6-4 | W4 | 130 |
| 8/28/2021 | | @ | Cle | W | Chapman,M | 4 | 2 | 84 | 47 | .641 | 6-4 | W5 | 131 |
| 8/29/2021 | | @ | Cle | W | Chapman,M | 3 | 2 | 85 | 47 | .644 | 7-3 | W6 | 132 |
| 8/30/2021 | | @ | Tam | L | | 0 | 6 | 85 | 48 | .639 | 6-4 | L1 | 133 |
| 8/31/2021 | | @ | Tam | W | Albies | 3 | 2 | 86 | 48 | .642 | 7-3 | W1 | 134 |
| 9/1/2021 | | @ | Tam | W | Gregorius | 8 | 0 | 87 | 48 | .644 | 8-2 | W2 | 135 |
| 9/2/2021 | | @ | Tam | L | | 5 | 6 | 87 | 49 | .640 | 8-2 | L1 | 136 |
| 9/3/2021 | | | Cle | W | Chapman,M | 7 | 3 | 88 | 49 | .642 | 8-2 | W1 | 137 |
| 9/4/2021 | | | Cle | W | Cruz,N | 8 | 4 | 89 | 49 | .645 | 8-2 | W2 | 138 |
| 9/5/2021 | | | Cle | W | Chapman,M | 11 | 0 | 90 | 49 | .647 | 8-2 | W3 | 139 |
| 9/6/2021 | | | Tam | W | Posey | 2 | 0 | 91 | 49 | .650 | 8-2 | W4 | 140 |
| 9/7/2021 | | | Tam | W | Cruz,N | 7 | 2 | 92 | 49 | .652 | 8-2 | W5 | 141 |
| 9/8/2021 | | | Tam | W | Posey | 6 | 4 | 93 | 49 | .655 | 8-2 | W6 | 142 |
| 9/10/2021 | | @ | ChA | L | | 4 | 5 | 93 | 50 | .650 | 8-2 | L1 | 143 |
| 9/11/2021 | | @ | ChA | W | Cruz,N | 7 | 6 | 94 | 50 | .653 | 8-2 | W1 | 144 |
| 9/12/2021 | | @ | ChA | W | Gregorius | 3 | 2 | 95 | 50 | .655 | 8-2 | W2 | 145 |
| 9/13/2021 | | @ | Sea | W | Albies | 5 | 4 | 96 | 50 | .658 | 9-1 | W3 | 146 |
| 9/14/2021 | | @ | Sea | W | Cruz,N | 7 | 1 | 97 | 50 | .660 | 9-1 | W4 | 147 |
| 9/15/2021 | | @ | Sea | W | Brito,S | 11 | 0 | 98 | 50 | .662 | 9-1 | W5 | 148 |
| 9/17/2021 | | | Bal | W | Albies | 11 | 2 | 99 | 50 | .664 | 9-1 | W6 | 149 |
| 9/18/2021 | | | Bal | W | Brito,S | 6 | 0 | 100 | 50 | .667 | 9-1 | W7 | 150 |
| 9/19/2021 | | | Bal | W | | 5 | 1 | 101 | 50 | .669 | 9-1 | W8 | 151 |
| 9/21/2021 | | | NYN | W | Chapman,M | 10 | 2 | 102 | 50 | .671 | 9-1 | W9 | 152 |
| 9/22/2021 | | | NYN | W | Brito,S | 7 | 6 | 103 | 50 | .673 | 10-0 | W10 | 153 |
| 9/24/2021 | | | NYA | L | | 3 | 12 | 103 | 51 | .669 | 9-1 | L1 | 154 |
| 9/25/2021 | | | NYA | W | Garcia,W | 5 | 4 | 104 | 51 | .671 | 9-1 | W1 | 155 |
| 9/26/2021 | | | NYA | W | Albies | 6 | 5 | 105 | 51 | .673 | 9-1 | W2 | 156 |
| 9/28/2021 | | @ | Bal | L | | 7 | 9 | 105 | 52 | .669 | 8-2 | L1 | 157 |
| 9/29/2021 | | @ | Bal | W | Gregorius | 9 | 0 | 106 | 52 | .671 | 8-2 | W1 | 158 |
| 9/30/2021 | | @ | Bal | L | | 1 | 3 | 106 | 53 | .667 | 7-3 | L1 | 159 |
| 10/1/2021 | | @ | Was | W | Walker,C | 10 | 5 | 107 | 53 | .669 | 7-3 | W1 | 160 |
| 10/2/2021 | | @ | Was | W | Albies | 6 | 3 | 108 | 53 | .671 | 7-3 | W2 | 161 |
| 10/3/2021 | | @ | Was | W | Walker,C | 6 | 5 | 109 | 53 | .673 | 7-3 | W3 | 162 |
