| Primera División 2021/2022 - Appearances as Assistant | ||||
| 23/10/2021 | Cádiz CF | - | CD Alavés | 0:2 |
| 15/05/2022 | Cádiz CF | - | Real Madrid | 1:1 |
| 20/05/2022 | Rayo Vallecano | - | Levante UD | 2:4 |
| 22/05/2022 | Granada CF | - | Espanyol Barcelona | 0:0 |
| Primera División 2021/2022 - Appearances as Assistant | ||||
| 23/10/2021 | Cádiz CF | - | CD Alavés | 0:2 |
| 15/05/2022 | Cádiz CF | - | Real Madrid | 1:1 |
| 20/05/2022 | Rayo Vallecano | - | Levante UD | 2:4 |
| 22/05/2022 | Granada CF | - | Espanyol Barcelona | 0:0 |
| Complete name: | Isidro Díaz de Mera Escuderos |
| Born: | |
| Place of birth: |
Spain |
| Nationality: |
Spain |