| U20 Copa Libertadores 2018 - Appearances as Referee |  |
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| 11/02/2018 | River Plate | - | La Equidad | 1:0 | 4 | - | 1 |
| 18/02/2018 | Sport Huancayo | - | Colo-Colo | 0:2 | 2 | - | - |
| U20 Copa Libertadores 2018 - Appearances as Referee | |
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| 11/02/2018 | River Plate | - | La Equidad | 1:0 | 4 | - | 1 |
| 18/02/2018 | Sport Huancayo | - | Colo-Colo | 0:2 | 2 | - | - |
| Complete name: | Guillermo Enrique Guerrero Alcívar |
| Born: | 00/00/1985 |
| Place of birth: |
Ecuador |
| Nationality: |
Ecuador |