| 4. Round | 19/08/2023 | 1. FC Düren | - | 1. FC Köln II | 1:1 | ||||
| 5. Round | 25/08/2023 | FC Wegberg-Beeck | - | 1. FC Düren | 1:3 | ||||
| 6. Round | 02/09/2023 | 1. FC Düren | - | SC Paderborn 07 II | 2:0 | ||||
| 7. Round | 16/09/2023 | SC Wiedenbrück | - | 1. FC Düren | 0:1 | ||||
| 8. Round | 23/09/2023 | 1. FC Düren | - | SSVg Velbert | 4:1 |  |
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| 13. Round | 27/10/2023 | Fortuna Köln | - | 1. FC Düren | 1:0 | ||||
| 14. Round | 04/11/2023 | 1. FC Düren | - | Rot Weiss Ahlen | 1:3 | ||||
| 15. Round | 11/11/2023 | 1. FC Bocholt | - | 1. FC Düren | 0:0 | ||||
| 16. Round | 18/11/2023 | Alemannia Aachen | - | 1. FC Düren | 2:1 | ||||
| 17. Round | 25/11/2023 | 1. FC Düren | - | Wuppertaler SV | 1:1 | ||||
| 18. Round | 02/12/2023 | 1. FC Düren | - | Bor. Mönchengladbach II | 3:1 | |
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| 19. Round | 09/12/2023 | FC Schalke 04 II | - | 1. FC Düren | 3:0 | ||||
| 20. Round | 03/02/2024 | 1. FC Düren | - | SV Rödinghausen | 2:3 | ||||
| 21. Round | 11/02/2024 | 1. FC Köln II | - | 1. FC Düren | 0:1 | ||||
| 22. Round | 17/02/2024 | 1. FC Düren | - | FC Wegberg-Beeck | 3:0 | ||||
| 23. Round | 23/02/2024 | SC Paderborn 07 II | - | 1. FC Düren | 2:0 |
Germany