| 1. Round | 05/08/2012 | San Lorenzo | - | San Martín de San Juan | 2:1 | ||||
| 2. Round | 10/08/2012 | San Martín de San Juan | - | Colón de Santa Fe | 0:1 | ||||
| 3. Round | 20/08/2012 | Newell's Old Boys | - | San Martín de San Juan | 2:0 |  |
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| 4. Round | 26/08/2012 | San Martín de San Juan | - | Vélez Sarsfield | 0:3 | |
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| 5. Round | 04/09/2012 | Racing Club | - | San Martín de San Juan | 3:1 | ||||
| 12. Round | 27/10/2012 | San Martín de San Juan | - | Atlético Rafaela | 1:2 | ||||
| 15. Round | 15/11/2012 | Lanús | - | San Martín de San Juan | 2:1 | ||||
| 16. Round | 18/11/2012 | San Martín de San Juan | - | Tigre | 2:2 | ||||
| 17. Round | 24/11/2012 | San Martín de San Juan | - | Belgrano de Córdoba | 1:1 | ||||
| 19. Round | 09/12/2012 | San Martín de San Juan | - | River Plate | 0:2 |
Argentina