| 1. Round | 16/07/2003 | FC Basel 1893 | - | FC Zürich | 2:1 | ||||
| 2. Round | 22/07/2003 | BSC Young Boys | - | FC Basel 1893 | 2:3 |  |
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| 3. Round | 26/07/2003 | FC Basel 1893 | - | Neuchâtel Xamax FC | 4:2 | ||||
| 4. Round | 02/08/2003 | FC Wil 1900 | - | FC Basel 1893 | 2:3 | ||||
| 6. Round | 16/08/2003 | FC Thun | - | FC Basel 1893 | 0:4 | ||||
| 17. Round | 23/11/2003 | FC Basel 1893 | - | Grasshopper Club Zürich | 5:2 | ||||
| 18. Round | 30/11/2003 | FC St. Gallen | - | FC Basel 1893 | 1:2 | ||||
| 19. Round | 15/02/2004 | BSC Young Boys | - | FC Basel 1893 | 0:1 | ||||
| 20. Round | 22/02/2004 | FC Basel 1893 | - | Grasshopper Club Zürich | 2:2 | ||||
| 21. Round | 28/02/2004 | FC Basel 1893 | - | Neuchâtel Xamax FC | 6:0 | ||||
| 23. Round | 13/03/2004 | FC Basel 1893 | - | FC Thun | 1:1 | ||||
| 33. Round | 08/05/2004 | FC Basel 1893 | - | FC St. Gallen | 0:0 | ||||
| 34. Round | 12/05/2004 | Neuchâtel Xamax FC | - | FC Basel 1893 | 3:1 | ||||
| 35. Round | 16/05/2004 | Grasshopper Club Zürich | - | FC Basel 1893 | 0:2 | ||||
| 36. Round | 22/05/2004 | FC Basel 1893 | - | BSC Young Boys | 2:1 |
Switzerland