2004 Toronto Blue Jays season Game log May

| Date_ | Opponent | Score | Loss | Record |
|---|---|---|---|---|
| May 10 | @ Royals | 9 - 3 | Anderson (1-4) | 14-18 |
| May 11 | @ Royals | 5 - 1 | Halladay (3-4) | 14-19 |
| May 12 | @ Royals | 4 - 3 | Adams (3-2) | 14-20 |
| May 13 | Red Sox | 12 - 6 | Schilling (4-3) | 15-20 |
| May 14 | Red Sox | 9 - 3 | Ligtenberg (1-1) | 15-21 |
| May 15 | Red Sox | 4 - 0 | Hentgen (2-3) | 15-22 |
| May 16 | Red Sox | 3 - 1 | Martínez (4-3) | 16-22 |
| May 17 | Twins | 9 - 5 | Nakamura (0-2) | 16-23 |
| May 18 | Twins | 5 - 3 | Santana (2-1) | 17-23 |
| May 19 | Twins | 6 - 5 | Adams (3-3) | 17-24 |
| May 21 | @ Red Sox | 11 - 5 | Nakamura (0-3) | 17-25 |