| 1. Round | 13/02/2005 | Boca Juniors | - | Lanús | 2:2 | ||||
| 2. Round | 20/02/2005 | San Lorenzo | - | Boca Juniors | 3:0 | ||||
| 3. Round | 27/02/2005 | Boca Juniors | - | Olimpo de Bahía Blanca | 3:1 |  |
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| 4. Round | 06/03/2005 | Racing Club | - | Boca Juniors | 1:0 | ||||
| 5. Round | 13/03/2005 | Gimnasia de La Plata | - | Boca Juniors | 0:1 | ||||
| 6. Round | 20/03/2005 | Boca Juniors | - | Independiente | 2:1 |  |
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| 8. Round | 10/04/2005 | Boca Juniors | - | Rosario Central | 4:1 | |
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| 9. Round | 17/04/2005 | Huracán de Tres Arroyos | - | Boca Juniors | 2:4 | |
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| 10. Round | 24/04/2005 | Boca Juniors | - | Colón de Santa Fe | 1:1 | ||||
| 11. Round | 30/04/2005 | Banfield | - | Boca Juniors | 3:2 | ||||
| 12. Round | 08/05/2005 | Boca Juniors | - | Argentinos Juniors | 1:2 | |
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| 14. Round | 22/05/2005 | Boca Juniors | - | River Plate | 2:1 |
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