| Copa Libertadores 1983 - Appearances as Referee |  |
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| 10/05/1983 | El Nacional | - | Atlético San Cristobal | 1:0 | - | - | - |
| Copa Libertadores 1983 - Appearances as Referee | |
|
|
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| 10/05/1983 | El Nacional | - | Atlético San Cristobal | 1:0 | - | - | - |
| Complete name: | Juan Oscar Ortubé Vargas |
| Born: | 24/05/1944 |
| Place of birth: |
Bolivia |
| Nationality: |
Bolivia |