| Bayernliga Süd 2021/2022 - Appearances as Referee |  |
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| 14/08/2021 | TSV Wasserburg | - | FC Gundelfingen | 1:2 | 5 | - | - |
| Bayernliga Süd 2021/2022 - Appearances as Referee | |
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| 14/08/2021 | TSV Wasserburg | - | FC Gundelfingen | 1:2 | 5 | - | - |
| Complete name: | Lothar Ostheimer |
| Born: | 17/08/1983 |
| Place of birth: |
Germany |
| Residence: | Pfaffenhofen an der Ilm |
| Nationality: |
Germany |