Harry Brecheen had a 4-1 record with an ERA of 0.83 and 18 strikeouts in 7 appearances in the World Series in his career.
| NAME | DATE | SEASON | SERIES | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | H. Brecheen | 10/5/1943 | 1943 | World Series |  SLN | @ |  NYY | 0 | 0.00 | 1 | 0 | 0 | 0 | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 5 | 0 | |
| 2 | | H. Brecheen | 10/7/1943 | 1943 | World Series | SLN | @ | NYY | 0 | 0.00 | 0 | 0 | 0 | 0 | 0.2 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | |
| 3 | | H. Brecheen | 10/10/1943 | 1943 | World Series | SLN | vs | NYY | L | 0 | 4.50 | 2 | 0 | 0 | 0 | 2.0 | 2 | 1 | 1 | 0 | 2 | 0 | 1 | 2 | 10 | 0 |
| 4 | | H. Brecheen | 10/7/1944 | 1944 | World Series | SLN | @ |  SLA | W | 1 | 1.00 | 4 | 1 | 0 | 0 | 9.0 | 9 | 1 | 1 | 0 | 4 | 0 | 0 | 0 | 38 | 0 |
| 5 | | H. Brecheen | 10/7/1946 | 1946 | World Series | SLN | vs |  BSA | W | 1 | 0.00 | 4 | 1 | 1 | 0 | 9.0 | 4 | 0 | 0 | 0 | 3 | 0 | 0 | 1 | 33 | 0 |
| 6 | | H. Brecheen | 10/13/1946 | 1946 | World Series | SLN | vs | BSA | W | 1 | 1.00 | 6 | 1 | 0 | 0 | 9.0 | 7 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 32 | 0 |
| 7 | | H. Brecheen | 10/15/1946 | 1946 | World Series | SLN | vs | BSA | W | 0 | 0.00 | 1 | 0 | 0 | 0 | 2.0 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 9 | 0 |
| Total | 3 | 0.83 | 18 | 3 | 1 | 0 | 32.2 | 28 | 3 | 3 | 0 | 12 | 0 | 4 | 3 | 129 | 0 |
Some of the information used here was obtained free of charge from Retrosheet.
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