| Oberliga Niederrhein 2020/2021 - Appearances as Assistant | ||||
| 13/09/2020 | Sportfreunde Niederwenigern | - | Schwarz-Weiß Essen | 1:1 |
| 11/10/2020 | Sportfreunde Baumberg | - | 1. FC Monheim | 1:0 |
| Oberliga Niederrhein 2020/2021 - Appearances as Assistant | ||||
| 13/09/2020 | Sportfreunde Niederwenigern | - | Schwarz-Weiß Essen | 1:1 |
| 11/10/2020 | Sportfreunde Baumberg | - | 1. FC Monheim | 1:0 |
| Complete name: | Markus Dörr |
| Born: | |
| Place of birth: |
Germany |
| Nationality: |
Germany |