| Bundesliga 2012/2013 - Appearances as Referee |  |
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| 30/03/2013 | FC Admira Wacker | - | SV Mattersburg | 1:0 | 3 | - | - |
| Bundesliga 2012/2013 - Appearances as Referee | |
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| 30/03/2013 | FC Admira Wacker | - | SV Mattersburg | 1:0 | 3 | - | - |
| Complete name: | Stephan Klossner |
| Born: | 30/05/1981 |
| Place of birth: |
Switzerland |
| Nationality: |
Switzerland |