| 5. Round | 02/09/2018 | FSV Duisburg | - | SC Union Nettetal | 2:4 |  |
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| 6. Round | 09/09/2018 | VfB Homberg | - | FSV Duisburg | 4:0 |  |
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| 7. Round | 16/09/2018 | FSV Duisburg | - | Sportfreunde Baumberg | 3:6 | |
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| 8. Round | 23/09/2018 | Schwarz-Weiß Essen | - | FSV Duisburg | 2:0 | |
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| 9. Round | 30/09/2018 | FSV Duisburg | - | Germania Ratingen 04/19 | 4:1 | |
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| 10. Round | 07/10/2018 | SC Düsseldorf-West | - | FSV Duisburg | 4:1 | |
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| 11. Round | 14/10/2018 | TV Jahn Hiesfeld | - | FSV Duisburg | 1:1 | |
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| 12. Round | 21/10/2018 | FSV Duisburg | - | 1. FC Kleve | 0:4 | |
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| 14. Round | 04/11/2018 | FSV Duisburg | - | TSV Meerbusch | 3:3 | ||||
| 15. Round | 10/11/2018 | 1. FC Monheim | - | FSV Duisburg | 3:1 | |
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| 16. Round | 18/11/2018 | FSV Duisburg | - | SpVg Schonnebeck | 1:2 | |
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| 17. Round | 02/12/2018 | VfB 03 Hilden | - | FSV Duisburg | 1:0 | ||||
| 18. Round | 09/12/2018 | TuRU Düsseldorf | - | FSV Duisburg | 0:0 | ||||
| 19. Round | 15/12/2018 | FSV Duisburg | - | 1. FC Bocholt | 2:5 |
Turkey