| NAME | DATE | L | TM | OPP | DEC | W | L% | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | G. Whitlock | 5/5/2021 | 1 |  BOS | vs |  DET | L | 0 | 1.000 | 0 | 18.00 | 0 | 0 | 0 | 0 | 1.0 | 3 | 2 | 3 | 1 | 0 | 0 | 1 | 0 | 5 | 0 |
| 2 | | G. Whitlock | 8/17/2021 | 1 | BOS | @ |  NYY | L | 0 | 1.000 | 0 | 54.00 | 1 | 0 | 0 | 0 | 0.1 | 0 | 2 | 2 | 0 | 2 | 0 | 0 | 0 | 3 | 0 |
| 3 | | G. Whitlock | 9/6/2021 | 1 | BOS | vs |  TBR | L | 0 | 1.000 | 0 | 13.50 | 2 | 0 | 0 | 0 | 1.1 | 3 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 7 | 0 |
| 4 | | G. Whitlock | 9/12/2021 | 1 | BOS | @ |  CWS | L | 0 | 1.000 | 0 | 13.50 | 2 | 0 | 0 | 0 | 0.2 | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 3 | 0 |
| 5 | | G. Whitlock | 4/28/2022 | 1 | BOS | @ |  TOR | L | 0 | 1.000 | 1 | 0.00 | 2 | 0 | 0 | 0 | 3.0 | 4 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 16 | 0 |
| 6 | | G. Whitlock | 8/6/2022 | 1 | BOS | @ |  KCR | L | 0 | 1.000 | 0 | 3.38 | 1 | 0 | 0 | 0 | 2.2 | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 9 | 0 |
| 7 | | G. Whitlock | 4/11/2023 | 1 | BOS | @ | TBR | L | 0 | 1.000 | 1 | 9.00 | 5 | 0 | 0 | 0 | 5.0 | 8 | 5 | 5 | 3 | 0 | 0 | 0 | 0 | 21 | 0 |
| 8 | | G. Whitlock | 4/22/2023 | 1 | BOS | @ |  MIL | L | 0 | 1.000 | 1 | 11.25 | 1 | 0 | 0 | 0 | 4.0 | 8 | 5 | 5 | 1 | 1 | 1 | 0 | 0 | 21 | 0 |
| 9 | | G. Whitlock | 6/27/2023 | 1 | BOS | vs |  MIA | L | 0 | 1.000 | 1 | 11.57 | 7 | 0 | 0 | 0 | 4.2 | 11 | 6 | 6 | 2 | 0 | 1 | 0 | 0 | 26 | 0 |
| 10 | | G. Whitlock | 8/16/2023 | 1 | BOS | @ |  WSH | L | 0 | 1.000 | 0 | 36.00 | 1 | 0 | 0 | 0 | 1.0 | 3 | 4 | 4 | 2 | 0 | 1 | 1 | 0 | 7 | 0 |
| 11 | | G. Whitlock | 9/17/2023 | 1 | BOS | @ | TOR | L | 0 | 1.000 | 0 | 27.00 | 1 | 0 | 0 | 0 | 0.1 | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 3 | 0 |
Results may be incomplete. StatMuse has complete game-level data for pitcher losses going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
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