| Copa del Rey 2020/2021 - Appearances as Referee |  |
 |
 |
||||
| 16/12/2020 | Racing Murcia FC | - | Levante UD | 0:5 | 1 | - | - |
| 05/01/2021 | Linares Deportivo | - | Sevilla FC | 0:2 | 3 | - | - |
| 16/01/2021 | Rayo Vallecano | - | Elche CF | 2:0 | 3 | - | - |
| Copa del Rey 2020/2021 - Appearances as Referee | |
|
|
||||
| 16/12/2020 | Racing Murcia FC | - | Levante UD | 0:5 | 1 | - | - |
| 05/01/2021 | Linares Deportivo | - | Sevilla FC | 0:2 | 3 | - | - |
| 16/01/2021 | Rayo Vallecano | - | Elche CF | 2:0 | 3 | - | - |
| Complete name: | Isidro Díaz de Mera Escuderos |
| Born: | |
| Place of birth: |
Spain |
| Nationality: |
Spain |