| Europa League 2019/2020 - Appearances as Assistant | ||||
| 12/12/2019 | Qarabağ FK | - | F91 Dudelange | 1:1 |
| Europa League 2019/2020 - Appearances as Assistant | ||||
| 12/12/2019 | Qarabağ FK | - | F91 Dudelange | 1:1 |
| Complete name: | Sten Klaasen |
| Born: | 09/05/1982 |
| Place of birth: |
Estonia |
| Nationality: |
Estonia |