| 3. Round | 16/09/2020 | SC Wiedenbrück | - | Bonner SC | 2:1 | ||||
| 4. Round | 19/09/2020 | Bonner SC | - | FC Wegberg-Beeck | 0:2 | ||||
| 6. Round | 27/09/2020 | Borussia Dortmund II | - | Bonner SC | 1:1 |  |
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| 7. Round | 03/10/2020 | Bonner SC | - | Rot Weiss Ahlen | 3:2 | ||||
| 8. Round | 10/10/2020 | SV Lippstadt 08 | - | Bonner SC | 0:1 | ||||
| 9. Round | 17/10/2020 | Bonner SC | - | Fortuna Düsseldorf II | 0:2 | ||||
| 10. Round | 21/10/2020 | Fortuna Köln | - | Bonner SC | 4:1 | ||||
| 11. Round | 24/10/2020 | Bonner SC | - | Preußen Münster | 1:2 | |
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| 13. Round | 04/11/2020 | Bonner SC | - | Rot-Weiß Oberhausen | 1:6 | ||||
| 14. Round | 07/11/2020 | FC Schalke 04 II | - | Bonner SC | 2:1 | ||||
| 15. Round | 14/11/2020 | Bonner SC | - | SV Rödinghausen | 1:0 | ||||
| 16. Round | 21/11/2020 | SV Bergisch Gladbach 09 | - | Bonner SC | 2:0 | ||||
| 18. Round | 28/11/2020 | VfB Homberg | - | Bonner SC | 3:1 | ||||
| 19. Round | 05/12/2020 | Bonner SC | - | Wuppertaler SV | 3:3 | |
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| 22. Round | 16/01/2021 | Bonner SC | - | Sportfreunde Lotte | 0:1 | ||||
| 23. Round | 23/01/2021 | Rot-Weiss Essen | - | Bonner SC | 2:0 |
Germany
Greece