| Copa Libertadores 1972 - Appearances as Referee |  |
 |
 |
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| 26/03/1972 | Club Olimpia | - | São Paulo FC | 0:1 | - | - | - |
| 27/04/1972 | São Paulo FC | - | Independiente | 1:0 | - | - | - |
| 03/05/1972 | Peñarol | - | Nacional | 0:3 | - | - | 1 |
| Copa Libertadores 1972 - Appearances as Referee | |
|
|
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| 26/03/1972 | Club Olimpia | - | São Paulo FC | 0:1 | - | - | - |
| 27/04/1972 | São Paulo FC | - | Independiente | 1:0 | - | - | - |
| 03/05/1972 | Peñarol | - | Nacional | 0:3 | - | - | 1 |
| Complete name: | Miguel Rafael Hormazábal Díaz |
| Born: | 13/10/1929 † 21/05/2017 |
| Place of birth: |
Chile |
| Nationality: |
Chile |