| Super League 1993 Relegation group A - Appearances as Referee |  |
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| 25/05/1993 | SR Delémont | - | FC Locarno | 3:2 | - | - | - |
| 05/06/1993 | FC Locarno | - | FC Wil 1900 | 2:0 | 1 | - | - |
| 12/06/1993 | FC Luzern | - | FC Bulle | 0:1 | - | - | - |
| Super League 1993 Relegation group A - Appearances as Referee | |
|
|
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| 25/05/1993 | SR Delémont | - | FC Locarno | 3:2 | - | - | - |
| 05/06/1993 | FC Locarno | - | FC Wil 1900 | 2:0 | 1 | - | - |
| 12/06/1993 | FC Luzern | - | FC Bulle | 0:1 | - | - | - |
| Complete name: | Pierre-Alain Vuillemin |
| Born: | |
| Place of birth: |
Switzerland |
| Nationality: |
Switzerland |