| 3. Round | 09/09/2018 | Barakaldo CF | - | Real Sociedad B | 2:0 | ||||
| 5. Round | 23/09/2018 | Sporting Gijón B | - | Real Sociedad B | 2:2 | ||||
| 19. Round | 06/01/2019 | Real Sociedad B | - | CD Izarra | 3:0 |
| 3. Round | 09/09/2018 | Barakaldo CF | - | Real Sociedad B | 2:0 | ||||
| 5. Round | 23/09/2018 | Sporting Gijón B | - | Real Sociedad B | 2:2 | ||||
| 19. Round | 06/01/2019 | Real Sociedad B | - | CD Izarra | 3:0 |
| Xiker Ozerinjauregi Mendikoetxea | |
| Born: | 30.01.1997 |
| Place of birth: |
Zalla, 
Spain |
| Nationality: |
Spain
|
| Height: | 187 cm |
| Weight: | 75 kg |
| Position(s): | Centre Back |
| Foot: | both |