| Cup Winners Cup 1976/1977 - Appearances as Referee |  |
 |
 |
||||
| 01/03/1977 | Levski Sofia | - | Atlético Madrid | 2:1 | - | - | - |
| Cup Winners Cup 1976/1977 - Appearances as Referee | |
|
|
||||
| 01/03/1977 | Levski Sofia | - | Atlético Madrid | 2:1 | - | - | - |
| Complete name: | Sergio Gonella |
| Born: | 23/05/1933 † 19/06/2018 |
| Place of birth: |
Asti, Piemonte, 
Italy |
| Nationality: |
Italy |
| Profession: | Bankkaufmann |