| Super League 1993 Relegation group A - Appearances as Referee |  |
 |
 |
||||
| 03/04/1993 | CS Chênois | - | FC Luzern | 0:2 | 5 | - | - |
| 22/05/1993 | SR Delémont | - | Grasshopper Club Zürich | 1:0 | 3 | - | - |
| Super League 1993 Relegation group A - Appearances as Referee | |
|
|
||||
| 03/04/1993 | CS Chênois | - | FC Luzern | 0:2 | 5 | - | - |
| 22/05/1993 | SR Delémont | - | Grasshopper Club Zürich | 1:0 | 3 | - | - |
| Complete name: | Michel Zen Ruffinen |
| Born: | 24/04/1959 |
| Place of birth: |
Switzerland |
| Nationality: |
Switzerland |