| Primera | 31/12/20 | Athletic Bilbao | - | Real Sociedad | 0:1 |
| Primera | 31/12/20 | Athletic Bilbao | - | Real Sociedad | 0:1 |
| Martín Merquelanz Castellanos | |
| Born: | 12.06.1995 |
| Place of birth: |
Irún, 
Spain |
| Nationality: |
Spain
|
| Height: | 176 cm |
| Weight: | 72 kg |
| Position(s): | Left Midfielder Right Midfielder |
| Foot: | left |