| Copa Libertadores 1973 - Appearances as Referee |  |
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| 09/03/1973 | Botafogo - RJ | - | Peñarol | 4:1 | - | - | - |
| 11/04/1973 | Cerro Porteño | - | Colo-Colo | 5:1 | - | - | - |
| Copa Libertadores 1973 - Appearances as Referee | |
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| 09/03/1973 | Botafogo - RJ | - | Peñarol | 4:1 | - | - | - |
| 11/04/1973 | Cerro Porteño | - | Colo-Colo | 5:1 | - | - | - |
| Complete name: | Oscar Enrique Veiro |
| Born: | |
| Place of birth: |
Argentina |
| Nationality: |
Argentina |