Roy Oswalt had a 5-2 record with an ERA of 3.73 and 56 strikeouts in 13 appearances in the postseason in his career.
| NAME | SEASON | TM | G | W | L | W% | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | R. Oswalt | 2004 |  HOU | 4 | 1 | 0 | 1.000 | 3 | 4.19 | 10 | 0 | 0 | 0 | 19.1 | 26 | 9 | 9 | 3 | 8 | 0 | 1 | 0 | 89 | 0 | 4.66 | 3.72 | 1.25 | 1.40 | 11.2 | 9.0 | 1.76 | .338 | 4.19 | 12.10 | ||||
| 2 | | R. Oswalt | 2005 | HOU | 4 | 3 | 0 | 1.000 | 4 | 3.29 | 22 | 0 | 0 | 0 | 27.1 | 22 | 10 | 10 | 2 | 11 | 4 | 0 | 0 | 117 | 0 | 7.24 | 3.62 | 2.00 | 0.66 | 18.8 | 9.4 | 1.21 | .256 | 3.29 | 7.24 | ||||
| 3 |  | R. Oswalt | 2010 |  PHI | 4 | 1 | 1 | .500 | 3 | 2.75 | 19 | 0 | 0 | 0 | 19.2 | 19 | 6 | 8 | 3 | 4 | 1 | 1 | 0 | 82 | 1 | 8.69 | 1.83 | 4.75 | 1.37 | 23.2 | 4.9 | 1.17 | .291 | 3.66 | 8.69 | ||||
| 4 | | R. Oswalt | 2011 | PHI | 1 | 0 | 1 | .000 | 1 | 7.50 | 5 | 0 | 0 | 0 | 6.0 | 6 | 5 | 5 | 1 | 1 | 1 | 0 | 0 | 26 | 0 | 7.50 | 1.50 | 5.00 | 1.50 | 19.2 | 3.8 | 1.17 | .278 | 7.50 | 9.00 | ||||
| Total | 13 | 5 | 2 | .714 | 11 | 3.73 | 56 | 0 | 0 | 0 | 72.1 | 73 | 30 | 32 | 9 | 24 | 6 | 2 | 0 | 314 | 1 | 6.97 | 2.99 | 2.33 | 1.12 | 17.8 | 7.6 | 1.34 | .292 | 3.98 | 9.08 |
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