| Copa Libertadores 1973 - Appearances as Referee |  |
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| 01/03/1973 | Club Olimpia | - | Cerro Porteño | 2:1 | - | - | - |
| 22/05/1973 | Independiente | - | Colo-Colo | 1:1 | - | - | 1 |
| Copa Libertadores 1973 - Appearances as Referee | |
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| 01/03/1973 | Club Olimpia | - | Cerro Porteño | 2:1 | - | - | - |
| 22/05/1973 | Independiente | - | Colo-Colo | 1:1 | - | - | 1 |
| Complete name: | Milton Lorenzo |
| Born: | |
| Place of birth: |
Uruguay |
| Nationality: |
Uruguay |