2003 Toronto Blue Jays season Game log July

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| July 10 | Red Sox | 7 - 1 | Lidle (10-8) | 20113 | 48-44 |
| July 11 | Yankees | 8 - 5 | Miller (1-1) | 27652 | 48-45 |
| July 12 | Yankees | 10 - 3 | Mussina (10-6) | 37119 | 49-45 |
| July 13 | Yankees | 6 - 2 | Escobar (5-6) | 32664 | 49-46 |
| July 17 | @ Red Sox | 5 - 2 | Lowe (10-4) | 34521 | 50-46 |
| July 18 | @ Red Sox | 4 - 1 | Wakefield (6-5) | 34136 | 51-46 |
| July 19 | @ Red Sox | 5 - 4 (10) | Lopez (1-3) | 34812 | 51-47 |
| July 20 | @ Red Sox | 9 - 4 | Wasdin (0-1) | 34321 | 51-48 |
| July 21 | @ Yankees | 8 - 0 (8) | Weaver (5-8) | 51958 | 52-48 |