| Oberliga Mittelrhein 2019/2020 - Appearances as Assistant | ||||
| 13/10/2019 | Siegburger SV 04 | - | Borussia Freialdenhoven | 2:1 |
| 08/12/2019 | SV 1914 Eilendorf | - | FC Hürth | 1:2 |
| Oberliga Mittelrhein 2019/2020 - Appearances as Assistant | ||||
| 13/10/2019 | Siegburger SV 04 | - | Borussia Freialdenhoven | 2:1 |
| 08/12/2019 | SV 1914 Eilendorf | - | FC Hürth | 1:2 |
| Complete name: | Kolja Stegemann |
| Born: | |
| Place of birth: |
Germany |
| Nationality: |
Germany |