| DFB-Pokal 2020/2021 - Appearances as Assistant | ||||
| 12/09/2020 | FC Oberneuland | - | Bor. Mönchengladbach | 0:8 |
| 22/12/2020 | FC Augsburg | - | RB Leipzig | 0:3 |
| 02/03/2021 | Bor. Mönchengladbach | - | Borussia Dortmund | 0:1 |
| DFB-Pokal 2020/2021 - Appearances as Assistant | ||||
| 12/09/2020 | FC Oberneuland | - | Bor. Mönchengladbach | 0:8 |
| 22/12/2020 | FC Augsburg | - | RB Leipzig | 0:3 |
| 02/03/2021 | Bor. Mönchengladbach | - | Borussia Dortmund | 0:1 |
| 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 |