| 2. Bundesliga 2019/2020 - Appearances as Assistant | ||||
| 07/10/2019 | VfL Osnabrück | - | Arminia Bielefeld | 0:1 |
| 14/12/2019 | 1. FC Heidenheim 1846 | - | Arminia Bielefeld | 0:0 |
| 02/03/2020 | Hannover 96 | - | Holstein Kiel | 3:1 |
| 2. Bundesliga 2019/2020 - Appearances as Assistant | ||||
| 07/10/2019 | VfL Osnabrück | - | Arminia Bielefeld | 0:1 |
| 14/12/2019 | 1. FC Heidenheim 1846 | - | Arminia Bielefeld | 0:0 |
| 02/03/2020 | Hannover 96 | - | Holstein Kiel | 3:1 |
| Complete name: | Frederick Assmuth |
| Born: | 20/12/1977 |
| Place of birth: |
Valencia, 
Spain |
| Residence: | Köln |
| Nationality: |
Germany |
| Club: | SV Refrath/Frankenforst 1926 |
| Height: | 180 cm |
| Weight: | 75 kg |