| DFB-Pokal 2017/2018 - Appearances as Assistant | ||||
| 12/08/2017 | 1. FC Rielasingen-Arlen | - | Borussia Dortmund | 0:4 |
| DFB-Pokal 2017/2018 - Appearances as Assistant | ||||
| 12/08/2017 | 1. FC Rielasingen-Arlen | - | Borussia Dortmund | 0:4 |
| Complete name: | Lothar Ostheimer |
| Born: | 17/08/1983 |
| Place of birth: |
Germany |
| Residence: | Pfaffenhofen an der Ilm |
| Nationality: |
Germany |