2003 Philadelphia Phillies season Game log September

| Date_ | Opponent | Score | Loss | Save_ | Attendance | Record |
|---|---|---|---|---|---|---|
| September 1 | @ Red Sox | 9–13 | José Mesa (5–7) | None | 61068 | 73–64 |
| September 2 | Expos | 5–3 | Javier Vázquez (12–9) | Dan Plesac (2) | 26719 | 74–64 |
| September 3 | Expos | 8–3 | T. J. Tucker (0–2) | None | 18002 | 75–64 |
| September 4 | Mets | 6–5 | Mike Stanton (2–6) | None | 19259 | 76–64 |
| September 5 | Mets | 1–0 | Jae Weong Seo (8–10) | Rheal Cormier (1) | 26712 | 77–64 |
| September 6 | Mets | 9–6 | Jeremy Griffiths (1–2) | Turk Wendell (1) | 38671 | 78–64 |
| September 7 | Mets | 5–4 (11) | Dan Wheeler (1–3) | None | 29159 | 79–64 |
| September 8 | @ Braves | 4–6 | Kevin Millwood (14–10) | Will Cunnane (2) | 17543 | 79–65 |