| Copa Libertadores 1978 - Appearances as Referee |  |
 |
 |
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| 05/07/1978 | Alianza Lima | - | Sporting Cristal | 2:2 | - | - | 1 |
| 26/07/1978 | LDU Quito | - | El Nacional | 3:2 | - | - | - |
| Copa Libertadores 1978 - Appearances as Referee | |
|
|
||||
| 05/07/1978 | Alianza Lima | - | Sporting Cristal | 2:2 | - | - | 1 |
| 26/07/1978 | LDU Quito | - | El Nacional | 3:2 | - | - | - |
| Complete name: | Guillermo Velásquez Elizalde |
| Born: | 00/00/1933 |
| Place of birth: |
Pereira, 
Colombia |
| Nationality: |
Colombia |