| Super League 1998 Final round - Appearances as Referee |  |
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 |
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| 16/05/1998 | FC Aarau | - | Grasshopper Club Zürich | 0:3 | 1 | - | - |
| Super League 1998 Final round - Appearances as Referee | |
|
|
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| 16/05/1998 | FC Aarau | - | Grasshopper Club Zürich | 0:3 | 1 | - | - |
| Complete name: | Guido Wildhaber |
| Born: | 24/05/1962 |
| Place of birth: |
Switzerland |
| Nationality: |
Switzerland |