| NAME | DATE | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | J. Lester | 10/2/2021 |  STL | vs |  CHC | 1 | 7.20 | 4 | 0 | 0 | 0 | 5.0 | 6 | 4 | 4 | 1 | 4 | 0 | 0 | 0 | 24 | 0 | |
| 2 | | J. Lester | 9/25/2021 | STL | @ | CHC | 1 | 5.40 | 6 | 0 | 0 | 0 | 5.0 | 8 | 3 | 4 | 0 | 3 | 0 | 0 | 0 | 26 | 0 | |
| 3 | | J. Lester | 9/20/2021 | STL | @ |  MIL | W | 1 | 3.00 | 2 | 0 | 0 | 0 | 6.0 | 3 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 21 | 0 |
| 4 | | J. Lester | 9/15/2021 | STL | @ |  NYM | W | 1 | 3.00 | 7 | 0 | 0 | 0 | 6.0 | 6 | 2 | 3 | 2 | 0 | 0 | 0 | 0 | 25 | 0 |
| 5 | | J. Lester | 9/10/2021 | STL | vs |  CIN | 1 | 2.57 | 2 | 0 | 0 | 0 | 7.0 | 3 | 2 | 2 | 2 | 4 | 0 | 0 | 0 | 27 | 0 | |
| 6 | | J. Lester | 9/5/2021 | STL | @ | MIL | 1 | 1.69 | 2 | 0 | 0 | 0 | 5.1 | 6 | 1 | 1 | 1 | 2 | 0 | 0 | 1 | 23 | 0 | |
| 7 | | J. Lester | 8/30/2021 | STL | @ | CIN | W | 1 | 1.42 | 5 | 0 | 0 | 0 | 6.1 | 1 | 1 | 1 | 1 | 2 | 0 | 0 | 0 | 22 | 0 |
| 8 | | J. Lester | 8/25/2021 | STL | vs |  DET | 1 | 1.80 | 4 | 0 | 0 | 0 | 5.0 | 7 | 1 | 1 | 0 | 2 | 0 | 0 | 1 | 21 | 0 | |
| 9 | | J. Lester | 8/19/2021 | STL | vs | MIL | 1 | 8.31 | 0 | 0 | 0 | 0 | 4.1 | 6 | 4 | 4 | 0 | 3 | 1 | 0 | 0 | 23 | 0 | |
| 10 | | J. Lester | 8/14/2021 | STL | @ |  KCR | W | 1 | 1.59 | 2 | 0 | 0 | 0 | 5.2 | 7 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 24 | 0 |
| 11 | | J. Lester | 8/8/2021 | STL | vs | KCR | 1 | 8.44 | 2 | 0 | 0 | 0 | 5.1 | 6 | 5 | 5 | 0 | 2 | 1 | 0 | 0 | 25 | 0 | |
| 12 | | J. Lester | 8/3/2021 | STL | vs |  ATL | L | 1 | 10.80 | 4 | 0 | 0 | 0 | 5.0 | 9 | 6 | 6 | 2 | 2 | 0 | 0 | 0 | 24 | 0 |
| 13 |  | J. Lester | 7/24/2021 |  WSH | @ |  BAL | L | 1 | 5.40 | 2 | 0 | 0 | 0 | 5.0 | 3 | 3 | 3 | 2 | 1 | 0 | 0 | 0 | 19 | 0 |
| 14 | | J. Lester | 7/19/2021 | WSH | vs |  MIA | W | 1 | 0.00 | 7 | 0 | 0 | 0 | 7.0 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 0 |
| 15 | | J. Lester | 7/10/2021 | WSH | @ |  SFG | L | 1 | 10.13 | 1 | 0 | 0 | 0 | 2.2 | 9 | 3 | 8 | 0 | 2 | 0 | 0 | 0 | 21 | 0 |
| 16 | | J. Lester | 7/5/2021 | WSH | @ |  SDP | 1 | 5.40 | 2 | 0 | 0 | 0 | 3.1 | 6 | 2 | 5 | 1 | 4 | 1 | 0 | 1 | 21 | 0 | |
| 17 | | J. Lester | 7/3/2021 | WSH | vs |  LAD | ||||||||||||||||||
| 18 | | J. Lester | 7/2/2021 | WSH | vs | LAD | ||||||||||||||||||
| 19 | | J. Lester | 6/30/2021 | WSH | vs |  TBR | W | 1 | 9.00 | 3 | 0 | 0 | 0 | 5.0 | 7 | 5 | 5 | 2 | 2 | 0 | 0 | 0 | 24 | 0 |
| 20 | | J. Lester | 6/25/2021 | WSH | @ | MIA | L | 1 | 27.00 | 1 | 0 | 0 | 0 | 2.1 | 5 | 7 | 7 | 1 | 3 | 0 | 0 | 0 | 16 | 0 |
| 21 | | J. Lester | 6/19/2021 | WSH | vs | NYM | W | 1 | 3.00 | 6 | 0 | 0 | 0 | 6.0 | 7 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 25 | 0 |
| 22 | | J. Lester | 6/14/2021 | WSH | vs |  PIT | 1 | 3.38 | 2 | 0 | 0 | 0 | 5.1 | 6 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 23 | 0 | |
| 23 | | J. Lester | 6/8/2021 | WSH | @ | TBR | 1 | 2.45 | 2 | 0 | 0 | 0 | 3.2 | 4 | 1 | 1 | 1 | 4 | 0 | 0 | 0 | 19 | 0 | |
| 24 | | J. Lester | 6/2/2021 | WSH | @ | ATL | 1 | 1.59 | 3 | 0 | 0 | 0 | 5.2 | 5 | 1 | 1 | 1 | 2 | 0 | 0 | 0 | 24 | 0 | |
| 25 | | J. Lester | 5/29/2021 | WSH | vs | MIL | 1 | 2.25 | 4 | 0 | 0 | 0 | 4.0 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | |
Some of the information used here was obtained free of charge from Retrosheet.
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