2003 Toronto Blue Jays season Game log August

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| August 1 | @ Angels | 5 - 0 | Halladay (15-3) | 42635 | 54-55 |
| August 2 | @ Angels | 6 - 1 | Washburn (8-11) | 43087 | 55-55 |
| August 3 | @ Angels | 4 - 0 | Shields (2-2) | 42198 | 56-55 |
| August 4 | @ Devil Rays | 10 - 1 | Lidle (11-10) | 8193 | 56-56 |
| August 5 | @ Devil Rays | 5 - 4 (10) | Acevedo (1-5) | 9566 | 56-57 |
| August 6 | @ Devil Rays | 7 - 3 | Kennedy (3-9) | 9430 | 57-57 |
| August 8 | Rangers | 5 - 3 | Thurman (1-1) | 24392 | 57-58 |
| August 9 | Rangers | 5 - 3 | Fultz (1-3) | 24644 | 58-58 |
| August 10 | Rangers | 5 - 4 | Towers (1-1) | 25401 | 58-59 |