| U20 Campeonato Sudamericano 2015 Uruguay - Appearances as Assistant | ||||
| 15/01/2015 | Brazil | - | Chile | 2:1 |
| 20/01/2015 | Brazil | - | Venezuela | 2:0 |
| 22/01/2015 | Uruguay | - | Chile | 6:1 |
| 24/01/2015 | Uruguay | - | Venezuela | 0:1 |
| U20 Campeonato Sudamericano 2015 Uruguay - Appearances as Assistant | ||||
| 15/01/2015 | Brazil | - | Chile | 2:1 |
| 20/01/2015 | Brazil | - | Venezuela | 2:0 |
| 22/01/2015 | Uruguay | - | Chile | 6:1 |
| 24/01/2015 | Uruguay | - | Venezuela | 0:1 |
| Complete name: | Wilson Arellano Guarachi |
| Born: | 23/04/1980 |
| Place of birth: |
Cochabamba, 
Bolivia |
| Nationality: |
Bolivia |