| Quarter-finals | 04/02/2021 | Real Betis | - | Athletic Club | 1:4 pso | ||||
| Semi-finals | 11/02/2021 | Athletic Club | - | Levante UD | 1:1 | ||||
| Semi-finals | 04/03/2021 | Levante UD | - | Athletic Club | 1:2 aet | ||||
| Final | 17/04/2021 | FC Barcelona | - | Athletic Club | 4:0 |
| Quarter-finals | 04/02/2021 | Real Betis | - | Athletic Club | 1:4 pso | ||||
| Semi-finals | 11/02/2021 | Athletic Club | - | Levante UD | 1:1 | ||||
| Semi-finals | 04/03/2021 | Levante UD | - | Athletic Club | 1:2 aet | ||||
| Final | 17/04/2021 | FC Barcelona | - | Athletic Club | 4:0 |
| Unai Simón Mendibil | |
| Born: | 11.06.1997 |
| Place of birth: |
Vitoria-Gasteiz, 
Spain |
| Nationality: |
Spain
|
| Height: | 190 cm |
| Weight: | 88 kg |
| Position(s): | Goalkeeper |
| Foot: | right |