Mike Cuellar had a 2-2 record with an ERA of 2.61 and 28 strikeouts in 6 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 |  | M. Cuellar | 10/11/1969 | 1969 | World Series |  BAL | vs |  NYM | W | 1 | 1.00 | 8 | 1 | 0 | 0 | 9.0 | 6 | 1 | 1 | 0 | 4 | 0 | 0 | 0 | 36 | 0 |
| 2 | | M. Cuellar | 10/15/1969 | 1969 | World Series | BAL | @ | NYM | 1 | 1.29 | 5 | 0 | 0 | 0 | 7.0 | 7 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 25 | 0 | |
| 3 | | M. Cuellar | 10/11/1970 | 1970 | World Series | BAL | @ |  CIN | 1 | 3.86 | 1 | 0 | 0 | 0 | 2.1 | 4 | 1 | 4 | 1 | 1 | 0 | 0 | 0 | 13 | 0 | |
| 4 | | M. Cuellar | 10/15/1970 | 1970 | World Series | BAL | vs | CIN | W | 1 | 3.00 | 4 | 1 | 0 | 0 | 9.0 | 6 | 3 | 3 | 0 | 1 | 0 | 0 | 0 | 33 | 0 |
| 5 | | M. Cuellar | 10/12/1971 | 1971 | World Series | BAL | @ |  PIT | L | 1 | 6.00 | 4 | 0 | 0 | 0 | 6.0 | 7 | 4 | 5 | 1 | 6 | 0 | 0 | 1 | 32 | 0 |
| 6 | | M. Cuellar | 10/17/1971 | 1971 | World Series | BAL | vs | PIT | L | 1 | 2.25 | 6 | 0 | 0 | 0 | 8.0 | 4 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 28 | 0 |
| Total | 6 | 2.61 | 28 | 2 | 0 | 0 | 41.1 | 34 | 12 | 16 | 4 | 12 | 0 | 0 | 1 | 167 | 0 |
Some of the information used here was obtained free of charge from Retrosheet.
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