| Oberliga Niederrhein 2012/2013 - Appearances as Assistant | ||||
| 24/11/2012 | SV Sonsbeck | - | TuRU Düsseldorf | 0:2 |
| Oberliga Niederrhein 2012/2013 - Appearances as Assistant | ||||
| 24/11/2012 | SV Sonsbeck | - | TuRU Düsseldorf | 0:2 |
| Complete name: | Gerrit Wiesner |
| Born: | |
| Place of birth: |
Duisburg, 
Germany |
| Nationality: |
Germany |
| Club: | MTV Union Hamborn |