| 4. Jornada | 16.08.2003 | Dinamo Zagreb | - | NK Osijek | 4:0 | ||||
| 5. Jornada | 23.08.2003 | NK Osijek | - | NK Marsonia | 2:1 |  |
|||
| 6. Jornada | 30.08.2003 | HNK Rijeka | - | NK Osijek | 2:0 | ||||
| 7. Jornada | 13.09.2003 | NK Osijek | - | NK Zadar | 1:2 | ||||
| 9. Jornada | 28.09.2003 | Hajduk Split | - | NK Osijek | 2:0 | ||||
| 11. Jornada | 20.10.2003 | Kamen Ingrad | - | NK Osijek | 2:0 | ||||
| 12. Jornada | 25.10.2003 | NK Inter Zaprešić | - | NK Osijek | 1:1 | ||||
| 13. Jornada | 02.11.2003 | NK Osijek | - | HNK Cibalia | 2:1 | ||||
| 14. Jornada | 08.11.2003 | NK Varteks | - | NK Osijek | 1:1 | ||||
| 15. Jornada | 23.11.2003 | NK Osijek | - | Dinamo Zagreb | 3:2 | ||||
| 16. Jornada | 29.11.2003 | NK Marsonia | - | NK Osijek | 1:2 | ||||
| 17. Jornada | 06.12.2003 | NK Osijek | - | HNK Rijeka | 2:3 | ||||
| 18. Jornada | 21.02.2004 | NK Zadar | - | NK Osijek | 1:1 | ||||
| 19. Jornada | 28.02.2004 | Slaven Belupo | - | NK Osijek | 3:3 |
Croacia