| Champions League 1974/1975 - Appearances as Referee |  |
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| 02/10/1974 | FC Zürich | - | Leeds United | 2:1 | - | - | - |
| 04/03/1975 | Ruch Chorzów | - | AS Saint-Étienne | 3:2 | 2 | - | - |
| Champions League 1974/1975 - Appearances as Referee | |
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| 02/10/1974 | FC Zürich | - | Leeds United | 2:1 | - | - | - |
| 04/03/1975 | Ruch Chorzów | - | AS Saint-Étienne | 3:2 | 2 | - | - |
| Complete name: | Sergio Gonella |
| Born: | 23/05/1933 † 19/06/2018 |
| Place of birth: |
Asti, Piemonte, 
Italy |
| Nationality: |
Italy |
| Profession: | Bankkaufmann |