| Copa Libertadores 1990 - Appearances as Referee |  |
 |
 |
||||
| 04/08/1990 | Defensor Sporting | - | River Plate | 1:2 | - | - | 1 |
| Copa Libertadores 1990 - Appearances as Referee | |
|
|
||||
| 04/08/1990 | Defensor Sporting | - | River Plate | 1:2 | - | - | 1 |
| Complete name: | Estanislao Barrientos |
| Born: | |
| Place of birth: |
Paraguay |
| Nationality: |
Paraguay |