| Champions League 2023/2024 - Appearances as Assistant | ||||
| 25/10/2023 | Celtic FC | - | Atlético Madrid | 2:2 |
| 12/12/2023 | RC Lens | - | Sevilla FC | 2:1 |
| Champions League 2023/2024 - Appearances as Assistant | ||||
| 25/10/2023 | Celtic FC | - | Atlético Madrid | 2:2 |
| 12/12/2023 | RC Lens | - | Sevilla FC | 2:1 |
| Complete name: | Marco Achmüller |
| Born: | 17/10/1979 |
| Place of birth: |
Germany |
| Residence: | Bad Füssing |
| Nationality: |
Germany |