| 1. Round | 27/07/2019 | Fortuna Köln | - | 1. FC Köln II | 0:1 |  |
|||
| 2. Round | 03/08/2019 | 1. FC Köln II | - | SV Bergisch Gladbach 09 | 3:0 | ||||
| 3. Round | 11/08/2019 | Rot-Weiss Essen | - | 1. FC Köln II | 2:1 | ||||
| 4. Round | 17/08/2019 | 1. FC Köln II | - | Sportfreunde Lotte | 1:3 | ||||
| 5. Round | 23/08/2019 | Wuppertaler SV | - | 1. FC Köln II | 0:1 | ||||
| 6. Round | 31/08/2019 | 1. FC Köln II | - | Alemannia Aachen | 4:2 | ||||
| 23. Round | 02/02/2020 | Sportfreunde Lotte | - | 1. FC Köln II | 4:3 | ||||
| 26. Round | 22/02/2020 | 1. FC Köln II | - | TuS Haltern | 1:1 | ||||
| 28. Round | 07/03/2020 | 1. FC Köln II | - | VfB Homberg | 3:0 |
Germany