| 11. Round | 29/10/2016 | Real Madrid Castilla | - | Athletic Club B | 1:0 | ||||
| 13. Round | 05/11/2016 | Real Unión | - | Athletic Club B | 3:1 | ||||
| 15. Round | 19/11/2016 | SD Gernika | - | Athletic Club B | 1:0 | ||||
| 17. Round | 04/12/2016 | CF Fuenlabrada | - | Athletic Club B | 0:0 |  |
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| 19. Round | 17/12/2016 | CD Toledo | - | Athletic Club B | 1:1 | ||||
| 20. Round | 08/01/2017 | UD Socuéllamos | - | Athletic Club B | 1:2 |
Spain