| 1. Round | 16/05/2021 | Athletic Club B | - | RC Celta B | 2:1 |
| 1. Round | 16/05/2021 | Athletic Club B | - | RC Celta B | 2:1 |
| Sergio Carreira Vilariño | |
| Born: | 13.10.2000 |
| Place of birth: |
Vigo, 
Spain |
| Nationality: |
Spain
|
| Height: | 170 cm |
| Weight: | 67 kg |
| Position(s): | Right Back Left Back |
| Foot: | right |