| Copa del Rey 2023/2024 - Appearances as Referee |  |
 |
 |
||||
| 01/11/2023 | CD Buñol | - | Real Sociedad | 0:1 | 5 | - | - |
| 07/01/2024 | Racing Ferrol | - | Sevilla FC | 1:2 | 4 | - | 1 |
| 18/01/2024 | Atlético Madrid | - | Real Madrid | 4:2 aet | 13 | - | - |
| Copa del Rey 2023/2024 - Appearances as Referee | |
|
|
||||
| 01/11/2023 | CD Buñol | - | Real Sociedad | 0:1 | 5 | - | - |
| 07/01/2024 | Racing Ferrol | - | Sevilla FC | 1:2 | 4 | - | 1 |
| 18/01/2024 | Atlético Madrid | - | Real Madrid | 4:2 aet | 13 | - | - |
| Complete name: | Guillermo Cuadra Fernández |
| Born: | 25/04/1984 |
| Place of birth: |
Madrid, 
Spain |
| Nationality: |
Spain |