| Europa League Qual. 2019/2020 - Appearances as Referee |  |
 |
 |
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| 25/07/2019 | Shamrock Rovers | - | Apollon Limassol | 2:1 | 4 | - | 1 |
| 15/08/2019 | Valletta FC | - | FK Astana | 0:4 | 3 | - | - |
| Europa League Qual. 2019/2020 - Appearances as Referee | |
|
|
||||
| 25/07/2019 | Shamrock Rovers | - | Apollon Limassol | 2:1 | 4 | - | 1 |
| 15/08/2019 | Valletta FC | - | FK Astana | 0:4 | 3 | - | - |
| Complete name: | Stephan Klossner |
| Born: | 30/05/1981 |
| Place of birth: |
Switzerland |
| Nationality: |
Switzerland |