| 22. Round | 16/01/2021 | Rot-Weiß Oberhausen | - | FC Wegberg-Beeck | 5:0 | ||||
| 33. Round | 03/04/2021 | SC Wiedenbrück | - | Rot-Weiß Oberhausen | 2:1 | ||||
| 34. Round | 07/04/2021 | Rot-Weiß Oberhausen | - | Bonner SC | 2:1 | ||||
| 39. Round | 16/05/2021 | Fortuna Düsseldorf II | - | Rot-Weiß Oberhausen | 2:2 | ||||
| 40. Round | 22/05/2021 | Rot-Weiß Oberhausen | - | Fortuna Köln | 1:1 | ||||
| 41. Round | 26/05/2021 | Preußen Münster | - | Rot-Weiß Oberhausen | 3:1 |
Germany