| CONCACAF Champions Cup 2012/2013 - Appearances as Referee |  |
 |
 |
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| 29/08/2012 | Toronto FC | - | Santos Laguna | 1:3 | 3 | - | - |
| 14/03/2013 | Los Angeles Galaxy | - | CS Herediano | 4:1 | 3 | - | - |
| CONCACAF Champions Cup 2012/2013 - Appearances as Referee | |
|
|
||||
| 29/08/2012 | Toronto FC | - | Santos Laguna | 1:3 | 3 | - | - |
| 14/03/2013 | Los Angeles Galaxy | - | CS Herediano | 4:1 | 3 | - | - |
| Complete name: | Walter Alexander López Castellanos |
| Born: | 25/09/1980 |
| Place of birth: |
Guatemala |
| Nationality: |
Guatemala |