| Champions League 2021/2022 - Appearances as Assistant | ||||
| 15/09/2021 | Beşiktaş | - | Borussia Dortmund | 1:2 |
| 03/11/2021 | Manchester City | - | Club Brugge KV | 4:1 |
| 08/03/2022 | Liverpool FC | - | Inter | 0:1 |
| Champions League 2021/2022 - Appearances as Assistant | ||||
| 15/09/2021 | Beşiktaş | - | Borussia Dortmund | 1:2 |
| 03/11/2021 | Manchester City | - | Club Brugge KV | 4:1 |
| 08/03/2022 | Liverpool FC | - | Inter | 0:1 |
| Complete name: | Roberto Díaz Pérez Del Palomar |
| Born: | 29/04/1976 |
| Place of birth: |
Spain |
| Residence: | Vitoria-Gasteiz |
| Nationality: |
Spain |