2003 Philadelphia Phillies season Game log April

| Date_ | Opponent | Score | Loss | Save_ | Attendance | Record |
|---|---|---|---|---|---|---|
| April 12 | @ Reds | 8–5 | Jimmy Haynes (0–3) | None | 28598 | 6–5 |
| April 13 | @ Reds | 13–1 | Ryan Dempster (1–1) | None | 24535 | 7–5 |
| April 14 | Marlins | 5–2 | A. J. Burnett (0–1) | José Mesa (2) | 13611 | 8–5 |
| April 15 | Marlins | 4–3 | Josh Beckett (1–2) | José Mesa (3) | 17508 | 9–5 |
| April 16 | Marlins | 1–3 | Brett Myers (0–2) | Braden Looper (2) | 15167 | 9–6 |
| April 17 | Marlins | 3–7 | Kevin Millwood (2–1) | None | 13968 | 9–7 |
| April 18 | @ Braves | 4–5 | Randy Wolf (2–1) | John Smoltz (6) | 28100 | 9–8 |
| April 19 | @ Braves | 4–0 | Mike Hampton (0–1) | None | 29777 | 10–8 |
| April 20 | @ Braves | 1–8 | Brandon Duckworth (0–1) | None | 22978 | 10–9 |