| Copa Libertadores 1966 - Appearances as Referee |  |
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 |
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| 09/02/1966 | Emelec | - | Peñarol | 1:2 | - | - | - |
| 08/03/1966 | River Plate | - | Alianza Lima | 3:2 | - | - | - |
| Copa Libertadores 1966 - Appearances as Referee | |
|
|
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| 09/02/1966 | Emelec | - | Peñarol | 1:2 | - | - | - |
| 08/03/1966 | River Plate | - | Alianza Lima | 3:2 | - | - | - |
| Complete name: | Mario Gasc |
| Born: | † 02/09/2013 |
| Place of birth: |
Chile |
| Nationality: |
Chile |