2004 Philadelphia Phillies season Game log May

| Date_ | Opponent | Score | Loss | Save_ | Attendance | Record |
|---|---|---|---|---|---|---|
| May 1 | Diamondbacks | 4–6 | Vicente Padilla (0–4) | Matt Mantei (4) | 44048 | 10–12 |
| May 2 | Diamondbacks | 6–5 (14) | Óscar Villarreal (0–2) | None | 43025 | 11–12 |
| May 4 | Cardinals | 5–6 | Brett Myers (0–2) | Jason Isringhausen (3) | 33294 | 11–13 |
| May 5 | Cardinals | 5–4 | Woody Williams (0–3) | Billy Wagner (7) | 35944 | 12–13 |
| May 6 | Cardinals | 4–7 | Randy Wolf (2–2) | Jason Isringhausen (4) | 44376 | 12–14 |
| May 7 | @ Diamondbacks | 4–1 | Randy Johnson (3–3) | Billy Wagner (8) | 30738 | 13–14 |
| May 8 | @ Diamondbacks | 8–7 | Brandon Webb (2–2) | Tim Worrell (1) | 38907 | 14–14 |
| May 9 | @ Diamondbacks | 7–1 | Steve Sparks (2–2) | None | 29637 | 15–14 |