| 1. Jornada | 26.07.2003 | NK Osijek | - | NK Inter Zaprešić | 3:2 | ||||
| 2. Jornada | 03.08.2003 | HNK Cibalia | - | NK Osijek | 3:2 |  |
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| 3. Jornada | 09.08.2003 | NK Osijek | - | NK Varteks | 3:1 | ||||
| 4. Jornada | 16.08.2003 | Dinamo Zagreb | - | NK Osijek | 4:0 | ||||
| 5. Jornada | 23.08.2003 | NK Osijek | - | NK Marsonia | 2:1 | |
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| 6. Jornada | 30.08.2003 | HNK Rijeka | - | NK Osijek | 2:0 | ||||
| 7. Jornada | 13.09.2003 | NK Osijek | - | NK Zadar | 1:2 | ||||
| 8. Jornada | 20.09.2003 | NK Osijek | - | Slaven Belupo | 0:1 | |
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| 11. Jornada | 20.10.2003 | Kamen Ingrad | - | NK Osijek | 2:0 | |
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| 12. Jornada | 25.10.2003 | NK Inter Zaprešić | - | NK Osijek | 1:1 | ||||
| 13. Jornada | 02.11.2003 | NK Osijek | - | HNK Cibalia | 2:1 |  |
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| 14. Jornada | 08.11.2003 | NK Varteks | - | NK Osijek | 1:1 | ||||
| 15. Jornada | 23.11.2003 | NK Osijek | - | Dinamo Zagreb | 3:2 | |
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| 16. Jornada | 29.11.2003 | NK Marsonia | - | NK Osijek | 1:2 | |
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| 18. Jornada | 21.02.2004 | NK Zadar | - | NK Osijek | 1:1 | |
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| 19. Jornada | 28.02.2004 | Slaven Belupo | - | NK Osijek | 3:3 | |
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| 20. Jornada | 06.03.2004 | NK Osijek | - | Hajduk Split | 2:3 | ||||
| 21. Jornada | 13.03.2004 | NK Zagreb | - | NK Osijek | 0:0 | ||||
| 22. Jornada | 20.03.2004 | NK Osijek | - | Kamen Ingrad | 3:2 |
Croacia
Suecia