Kevin Gausman has a record of 1-1 with an ERA of 3.50 and 16 strikeouts in 4 appearances against the Mariners in the postseason in his career.
| NAME | DATE | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | K. Gausman | 10/8/2022 |  TOR | vs |  SEA | 1 | 6.35 | 7 | 0 | 0 | 0 | 5.2 | 5 | 4 | 4 | 0 | 1 | 0 | 0 | 0 | 24 | 0 | |
| 2 | | K. Gausman | 10/12/2025 | TOR | vs | SEA | L | 1 | 3.18 | 5 | 0 | 0 | 0 | 5.2 | 3 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 21 | 0 |
| 3 | | K. Gausman | 10/17/2025 | TOR | @ | SEA | 1 | 1.59 | 4 | 0 | 0 | 0 | 5.2 | 3 | 1 | 1 | 1 | 3 | 0 | 0 | 0 | 23 | 0 | |
| 4 | | K. Gausman | 10/20/2025 | TOR | vs | SEA | W | 0 | 0.00 | 0 | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 1 | 5 | 0 |
| Total | 3 | 3.50 | 16 | 0 | 0 | 0 | 18.0 | 11 | 7 | 7 | 2 | 8 | 0 | 0 | 1 | 73 | 0 |
Some of the information used here was obtained free of charge from Retrosheet.
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