| Regionalliga West 2020/2021 - Appearances as Assistant | ||||
| 06/02/2021 | FC Wegberg-Beeck | - | Bonner SC | 0:2 |
| 24/03/2021 | Bonner SC | - | Borussia Dortmund II | 1:3 |
| Regionalliga West 2020/2021 - Appearances as Assistant | ||||
| 06/02/2021 | FC Wegberg-Beeck | - | Bonner SC | 0:2 |
| 24/03/2021 | Bonner SC | - | Borussia Dortmund II | 1:3 |
| Complete name: | Marvin Dominik Szlapa |
| Born: | |
| Place of birth: |
Germany |
| Residence: | Remscheid |
| Nationality: |
Germany |
| Club: | SSV Bergisch Born |