| 2. Round | 08/08/2003 | Atlas Guadalajara | - | Pumas UNAM | 0:1 | ||||
| 3. Round | 15/08/2003 | Cruz Azul | - | Atlas Guadalajara | 4:1 |  |
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| 4. Round | 22/08/2003 | Atlas Guadalajara | - | Veracruz (old) | 2:2 | ||||
| 1. Round | 26/08/2003 | Puebla FC | - | Atlas Guadalajara | 1:1 | ||||
| 5. Round | 30/08/2003 | UAG Tecos | - | Atlas Guadalajara | 1:0 | ||||
| 7. Round | 13/09/2003 | CF América | - | Atlas Guadalajara | 3:0 | ||||
| 8. Round | 19/09/2003 | Atlas Guadalajara | - | Club Irapuato | 6:1 | |
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| 9. Round | 23/09/2003 | Atlas Guadalajara | - | Real San Luis | 4:1 | |
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| 10. Round | 27/09/2003 | Santos Laguna | - | Atlas Guadalajara | 3:2 | ||||
| 11. Round | 03/10/2003 | Atlas Guadalajara | - | Atlante | 2:1 | |
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| 12. Round | 10/10/2003 | Jaguares Chiapas | - | Atlas Guadalajara | 1:1 | ||||
| 13. Round | 17/10/2003 | Atlas Guadalajara | - | CF Pachuca | 3:1 | |
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| 14. Round | 21/10/2003 | Monarcas Morelia | - | Atlas Guadalajara | 2:1 | ||||
| 15. Round | 24/10/2003 | Atlas Guadalajara | - | Gallos Blancos (old) | 0:1 | ||||
| 18. Round | 14/11/2003 | Deportivo Guadalajara | - | Atlas Guadalajara | 1:0 | ||||
| 19. Round | 21/11/2003 | Atlas Guadalajara | - | Club Necaxa | 1:1 |
Uruguay