| Super League 1990/1991 Abstieg Gruppe A - Appearances as Referee |  |
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| 13/04/1991 | Yverdon Sport FC | - | FC St. Gallen | 1:4 | 4 | - | - |
| 11/05/1991 | FC Fribourg | - | FC Chiasso | 1:3 | 1 | - | - |
| 17/05/1991 | FC Wettingen | - | FC St. Gallen | 2:1 | 3 | - | - |
| Super League 1990/1991 Abstieg Gruppe A - Appearances as Referee | |
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| 13/04/1991 | Yverdon Sport FC | - | FC St. Gallen | 1:4 | 4 | - | - |
| 11/05/1991 | FC Fribourg | - | FC Chiasso | 1:3 | 1 | - | - |
| 17/05/1991 | FC Wettingen | - | FC St. Gallen | 2:1 | 3 | - | - |
| Complete name: | Manfred Schlup |
| Born: | 07/03/1946 |
| Place of birth: |
Switzerland |
| Nationality: |
Switzerland |
| Bundesliga (GER) appearances: | 2 |