| Europa League 2022/2023 - Appearances as Assistant | ||||
| 13/10/2022 | PFC Ludogorets Razgrad | - | HJK Helsinki | 2:0 |
| 27/10/2022 | SC Freiburg | - | Olympiakos Piraeus | 1:1 |
| Europa League 2022/2023 - Appearances as Assistant | ||||
| 13/10/2022 | PFC Ludogorets Razgrad | - | HJK Helsinki | 2:0 |
| 27/10/2022 | SC Freiburg | - | Olympiakos Piraeus | 1:1 |
| Complete name: | Sten Klaasen |
| Born: | 09/05/1982 |
| Place of birth: |
Estonia |
| Nationality: |
Estonia |