| 1. Round | 07/08/1998 | Samsunspor | - | Kocaelispor | 0:1 |  |
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| 2. Round | 15/08/1998 | İstanbulspor AŞ | - | Samsunspor | 2:1 | |
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| 4. Round | 28/08/1998 | Fenerbahçe | - | Samsunspor | 6:2 | ||||
| 5. Round | 11/09/1998 | Samsunspor | - | Gençlerbirliği | 2:4 | |
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| 6. Round | 19/09/1998 | Adanaspor | - | Samsunspor | 0:0 | ||||
| 7. Round | 25/09/1998 | Dardanelspor | - | Samsunspor | 0:0 | ||||
| 8. Round | 16/10/1998 | Samsunspor | - | Karabükspor | 2:1 |  |
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| 9. Round | 23/10/1998 | Galatasaray | - | Samsunspor | 3:1 | |
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| 10. Round | 29/10/1998 | Samsunspor | - | Trabzonspor | 2:1 | |
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| 11. Round | 07/11/1998 | Sakaryaspor | - | Samsunspor | 0:1 | ||||
| 12. Round | 14/11/1998 | Samsunspor | - | Beşiktaş | 0:3 | ||||
| 13. Round | 21/11/1998 | MKE Ankaragücü | - | Samsunspor | 3:4 | ||||
| 14. Round | 28/11/1998 | Samsunspor | - | Antalyaspor | 0:1 |
Germany