| Copa Mercosur 2001 - Appearances as Referee |  |
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 |
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| 17/09/2001 | Vélez Sarsfield | - | Peñarol | 3:0 | 7 | - | - |
| 26/09/2001 | Flamengo RJ | - | San Lorenzo | 2:1 | 4 | - | - |
| 16/10/2001 | Peñarol | - | Talleres de Córdoba | 1:3 | 3 | - | - |
| Copa Mercosur 2001 - Appearances as Referee | |
|
|
||||
| 17/09/2001 | Vélez Sarsfield | - | Peñarol | 3:0 | 7 | - | - |
| 26/09/2001 | Flamengo RJ | - | San Lorenzo | 2:1 | 4 | - | - |
| 16/10/2001 | Peñarol | - | Talleres de Córdoba | 1:3 | 3 | - | - |
| Complete name: | Ubaldo Aquino Valenzano |
| Born: | 02/05/1958 |
| Place of birth: |
Paraguay |
| Nationality: |
Paraguay |
| Height: | 179 cm |
| Weight: | 77 kg |