| Youth B Bundesliga Nord/Nordost 2022/2023 - Appearances as Assistant | ||||
| 09/10/2022 | FC Carl Zeiss Jena | - | SV Meppen | 0:1 |
| 26/02/2023 | 1. FC Union Berlin | - | Hannover 96 | 0:6 |
| Youth B Bundesliga Nord/Nordost 2022/2023 - Appearances as Assistant | ||||
| 09/10/2022 | FC Carl Zeiss Jena | - | SV Meppen | 0:1 |
| 26/02/2023 | 1. FC Union Berlin | - | Hannover 96 | 0:6 |
| Complete name: | Jonas Marx |
| Born: | |
| Place of birth: |
Germany |
| Nationality: |
Germany |