| Oberliga Niederrhein 2017/2018 - Appearances as Assistant | ||||
| 10/09/2017 | Düsseldorfer SC 99 | - | SV 19 Straelen | 1:4 |
| 13/05/2018 | VFB Speldorf | - | VfB Homberg | 3:3 |
| Oberliga Niederrhein 2017/2018 - Appearances as Assistant | ||||
| 10/09/2017 | Düsseldorfer SC 99 | - | SV 19 Straelen | 1:4 |
| 13/05/2018 | VFB Speldorf | - | VfB Homberg | 3:3 |
| Complete name: | Leon Tiemer |
| Born: | |
| Place of birth: |
Germany |
| Nationality: |
Germany |
| Club: | Eintracht Emmerich 09/20 |