| Copa Libertadores 1966 - Appearances as Referee |  |
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| 20/03/1966 | Universidad Católica | - | Universidad de Chile | 2:2 | - | - | - |
| Copa Libertadores 1966 - Appearances as Referee | |
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| 20/03/1966 | Universidad Católica | - | Universidad de Chile | 2:2 | - | - | - |
| Complete name: | Domingo Massaro Conley |
| Born: | 28/08/1927 |
| Place of birth: |
Chile |
| Nationality: |
Chile |