Roy Oswalt
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2003-04-01 | HOU | vs. COL | W, 10-4 | 7.0 | 4 | 2 | 1 | 2 | 1 | 28 | 1 | 0 | 0 | 9 | 8 | SP, W |
| 2003-04-08 | HOU | vs. CIN | L, 2-1 | 8.0 | 4 | 1 | 1 | 2 | 6 | 30 | 0 | 1 | 0 | 13 | 5 | SP |
| 2003-04-13 | HOU | vs. STL | L, 11-8 | 6.2 | 9 | 10 | 5 | 3 | 8 | 33 | 2 | 0 | 2 | 8 | 4 | SP, L |
| 2003-04-18 | HOU | @ MIL | W, 11-5 | 5.0 | 8 | 4 | 4 | 0 | 7 | 25 | 2 | 0 | 1 | 4 | 4 | SP, W |
| 2003-04-23 | HOU | @ NYM | L, 4-2 | 6.0 | 7 | 3 | 3 | 4 | 5 | 28 | 1 | 0 | 1 | 7 | 5 | SP, L |
| 2003-04-29 | HOU | vs. ATL | L, 3-1 | 7.0 | 6 | 3 | 3 | 2 | 7 | 29 | 1 | 0 | 0 | 5 | 9 | SP, L |
| 2003-05-04 | HOU | vs. FLA | W, 5-2 | 7.0 | 9 | 2 | 2 | 2 | 5 | 29 | 1 | 0 | 1 | 5 | 7 | SP |
| 2003-05-09 | HOU | @ PHI | L, 5-3 | 6.0 | 6 | 3 | 3 | 3 | 6 | 25 | 0 | 0 | 2 | 6 | 4 | SP, L |
| 2003-05-15 | HOU | @ PIT | W, 6-2 | 6.0 | 7 | 2 | 2 | 2 | 5 | 25 | 1 | 0 | 0 | 6 | 3 | SP, W |
| 2003-05-31 | HOU | @ CHC | L, 1-0 | 7.0 | 5 | 0 | 0 | 0 | 8 | 24 | 0 | 0 | 0 | 6 | 5 | SP |
| 2003-06-05 | HOU | vs. BAL | W, 11-1 | 7.0 | 8 | 1 | 1 | 0 | 11 | 30 | 1 | 0 | 0 | 6 | 4 | SP, W |
| 2003-06-11 | HOU | @ NYY | W, 8-0 | 1.0 | 0 | 0 | 0 | 0 | 2 | 3 | 0 | 0 | 0 | 0 | 1 | SP |
| 2003-07-07 | HOU | vs. CIN | W, 7-1 | 6.0 | 3 | 1 | 1 | 1 | 3 | 22 | 0 | 0 | 0 | 3 | 11 | SP, W |
| 2003-07-12 | HOU | vs. PIT | L, 5-2 | 6.0 | 8 | 4 | 4 | 1 | 6 | 27 | 0 | 0 | 1 | 4 | 7 | SP, L |
| 2003-07-18 | HOU | @ CIN | W, 5-3 | 6.2 | 6 | 3 | 3 | 1 | 4 | 25 | 0 | 0 | 3 | 8 | 6 | SP, W |
| 2003-07-23 | HOU | @ MIL | W, 3-2 | 6.0 | 5 | 2 | 2 | 3 | 1 | 25 | 1 | 0 | 1 | 10 | 5 | SP |
| 2003-07-29 | HOU | @ ATL | L, 6-3 | 2.0 | 4 | 1 | 1 | 1 | 0 | 9 | 0 | 0 | 1 | 2 | 2 | SP |
| 2003-09-08 | HOU | @ MIL | W, 8-4 | 5.0 | 5 | 4 | 4 | 0 | 4 | 21 | 1 | 0 | 1 | 5 | 3 | SP, W |
| 2003-09-13 | HOU | vs. STL | W, 2-0 | 7.0 | 4 | 0 | 0 | 0 | 8 | 25 | 1 | 0 | 0 | 5 | 8 | SP, W |
| 2003-09-19 | HOU | @ STL | W, 8-1 | 7.0 | 5 | 1 | 1 | 2 | 5 | 25 | 1 | 0 | 0 | 6 | 6 | SP, W |
| 2003-09-24 | HOU | vs. SFG | W, 2-1 | 8.0 | 3 | 1 | 1 | 0 | 6 | 26 | 0 | 0 | 1 | 9 | 8 | SP, W |
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
| Totals | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||||
| 162 Game Avg. | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |