| Youth Bundesliga Nord/Nordost 2019/2020 - Appearances as Assistant | ||||
| 26/10/2019 | FC St. Pauli | - | 1. FC Union Berlin | 1:1 |
| 02/02/2020 | VfL Wolfsburg | - | Werder Bremen | 1:4 |
| Youth Bundesliga Nord/Nordost 2019/2020 - Appearances as Assistant | ||||
| 26/10/2019 | FC St. Pauli | - | 1. FC Union Berlin | 1:1 |
| 02/02/2020 | VfL Wolfsburg | - | Werder Bremen | 1:4 |
| Complete name: | Martin Gratzla |
| Born: | |
| Place of birth: |
Germany |
| Nationality: |
Germany |