| Copa Libertadores 2014 - Appearances as Assistant | ||||
| 14/02/2014 | Lanús | - | O'Higgins | 0:0 |
| 19/03/2014 | Santa Fe | - | Zamora FC | 2:2 |
| 11/04/2014 | Grêmio Porto Alegre | - | Nacional | 1:0 |
| Copa Libertadores 2014 - Appearances as Assistant | ||||
| 14/02/2014 | Lanús | - | O'Higgins | 0:0 |
| 19/03/2014 | Santa Fe | - | Zamora FC | 2:2 |
| 11/04/2014 | Grêmio Porto Alegre | - | Nacional | 1:0 |
| Complete name: | Wilson Arellano Guarachi |
| Born: | 23/04/1980 |
| Place of birth: |
Cochabamba, 
Bolivia |
| Nationality: |
Bolivia |