| Super League 1986/1987 Abstieg - Appearances as Referee |  |
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| 23/06/1987 | FC Lugano | - | Vevey Sports | 1:0 | 1 | - | 1 |
| Super League 1986/1987 Abstieg - Appearances as Referee | |
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| 23/06/1987 | FC Lugano | - | Vevey Sports | 1:0 | 1 | - | 1 |
| Complete name: | Serge Muhmenthaler |
| Born: | 20/05/1953 |
| Place of birth: |
Grenchen, 
Switzerland |
| Nationality: |
Switzerland |
| Bundesliga (GER) appearances: | 4 |