| 1. Round | 24/07/2003 | HNK Rijeka | - | HNK Cibalia | 0:1 |  |
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| 2. Round | 02/08/2003 | NK Varteks | - | HNK Rijeka | 1:1 | ||||
| 4. Round | 16/08/2003 | NK Marsonia | - | HNK Rijeka | 1:1 | ||||
| 5. Round | 24/08/2003 | HNK Rijeka | - | NK Zadar | 4:2 | ||||
| 6. Round | 30/08/2003 | HNK Rijeka | - | NK Osijek | 2:0 | ||||
| 3. Round | 03/09/2003 | HNK Rijeka | - | Dinamo Zagreb | 0:0 | ||||
| 7. Round | 13/09/2003 | Slaven Belupo | - | HNK Rijeka | 1:1 | ||||
| 9. Round | 27/09/2003 | NK Zagreb | - | HNK Rijeka | 1:1 | ||||
| 10. Round | 04/10/2003 | HNK Rijeka | - | Kamen Ingrad | 1:2 | ||||
| 11. Round | 18/10/2003 | NK Inter Zaprešić | - | HNK Rijeka | 1:1 | |
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| 12. Round | 25/10/2003 | HNK Cibalia | - | HNK Rijeka | 0:1 | ||||
| 14. Round | 09/11/2003 | Dinamo Zagreb | - | HNK Rijeka | 2:0 | ||||
| 15. Round | 22/11/2003 | HNK Rijeka | - | NK Marsonia | 3:1 |  |
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| 16. Round | 29/11/2003 | NK Zadar | - | HNK Rijeka | 3:2 | |
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| 17. Round | 06/12/2003 | NK Osijek | - | HNK Rijeka | 2:3 | |
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| 18. Round | 21/02/2004 | HNK Rijeka | - | Slaven Belupo | 2:0 | ||||
| 19. Round | 28/02/2004 | Hajduk Split | - | HNK Rijeka | 4:0 | ||||
| 20. Round | 06/03/2004 | HNK Rijeka | - | NK Zagreb | 1:0 | |
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| 22. Round | 20/03/2004 | HNK Rijeka | - | NK Inter Zaprešić | 0:1 |
Croatia