| 2. Round | 21/07/2012 | NK Maribor | - | FC Koper | 0:0 | ||||
| 3. Round | 28/07/2012 | FC Koper | - | NK Triglav | 0:0 | ||||
| 1. Round | 01/08/2012 | NK Aluminij | - | FC Koper | 0:3 |  |
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| 4. Round | 04/08/2012 | NK Domžale | - | FC Koper | 0:1 | ||||
| 5. Round | 11/08/2012 | FC Koper | - | Rudar Velenje | 1:0 | ||||
| 6. Round | 18/08/2012 | ND Gorica | - | FC Koper | 2:0 | ||||
| 7. Round | 26/08/2012 | FC Koper | - | ND Mura 05 | 4:1 |  |
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| 8. Round | 01/09/2012 | Olimpija Ljubljana | - | FC Koper | 4:1 | ||||
| 11. Round | 26/09/2012 | FC Koper | - | NK Maribor | 2:3 | |
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| 13. Round | 06/10/2012 | FC Koper | - | NK Domžale | 1:2 | ||||
| 14. Round | 20/10/2012 | Rudar Velenje | - | FC Koper | 0:0 |
Serbia