| 1. Jornada | 22.07.2012 | NK Zadar | - | NK Osijek | 0:0 | ||||
| 2. Jornada | 29.07.2012 | NK Osijek | - | NK Zagreb | 1:0 | ||||
| 3. Jornada | 03.08.2012 | Lokomotiva Zagreb | - | NK Osijek | 0:0 |  |
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| 6. Jornada | 26.08.2012 | Hajduk Split | - | NK Osijek | 1:1 | ||||
| 7. Jornada | 02.09.2012 | NK Osijek | - | Slaven Belupo | 1:2 | ||||
| 8. Jornada | 14.09.2012 | Dinamo Zagreb | - | NK Osijek | 0:0 | ||||
| 9. Jornada | 22.09.2012 | NK Osijek | - | HNK Cibalia | 1:0 | ||||
| 10. Jornada | 29.09.2012 | NK Istra 1961 | - | NK Osijek | 1:3 |  |
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| 11. Jornada | 06.10.2012 | NK Osijek | - | RNK Split | 2:2 | |
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| 14. Jornada | 04.11.2012 | NK Osijek | - | Lokomotiva Zagreb | 1:2 | ||||
| 15. Jornada | 10.11.2012 | NK Osijek | - | NK Inter Zaprešić | 1:1 | ||||
| 16. Jornada | 18.11.2012 | HNK Rijeka | - | NK Osijek | 3:1 |
Croacia