| U20 Campeonato Sudamericano 2019 Chile - Appearances as Referee |  |
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 |
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| 19/01/2019 | Chile | - | Venezuela | 1:2 | 5 | - | - |
| 25/01/2019 | Chile | - | Colombia | 0:1 | 4 | 1 | - |
| 02/02/2019 | Venezuela | - | Brazil | 2:0 | 5 | - | 1 |
| 08/02/2019 | Venezuela | - | Colombia | 0:2 | 4 | 1 | 1 |
| U20 Campeonato Sudamericano 2019 Chile - Appearances as Referee | |
|
|
||||
| 19/01/2019 | Chile | - | Venezuela | 1:2 | 5 | - | - |
| 25/01/2019 | Chile | - | Colombia | 0:1 | 4 | 1 | - |
| 02/02/2019 | Venezuela | - | Brazil | 2:0 | 5 | - | 1 |
| 08/02/2019 | Venezuela | - | Colombia | 0:2 | 4 | 1 | 1 |
| Complete name: | Mario Alberto Díaz de Vivar Bogado |
| Born: | 22/10/1983 |
| Place of birth: |
Paraguay |
| Nationality: |
Paraguay |