1. Round | 25/08/2019 | Haro Deportivo | - | Athletic Bilbao B | 1:4 | ||||
4. Round | 14/09/2019 | Athletic Bilbao B | - | Salamanca CF UDS | 4:0 | ||||
5. Round | 22/09/2019 | CD Tudelano | - | Athletic Bilbao B | 0:3 | ||||
7. Round | 05/10/2019 | Arenas de Getxo | - | Athletic Bilbao B | 1:2 | ||||
8. Round | 12/10/2019 | Athletic Bilbao B | - | SD Amorebieta | 3:3 | ||||
9. Round | 19/10/2019 | Real Unión | - | Athletic Bilbao B | 0:1 | ||||
13. Round | 16/11/2019 | Athletic Bilbao B | - | Unionistas CF | 4:1 | ||||
14. Round | 24/11/2019 | CD Guijuelo | - | Athletic Bilbao B | 2:0 | ||||
15. Round | 01/12/2019 | Athletic Bilbao B | - | CD Izarra | 3:3 | ||||
20. Round | 15/01/2020 | Athletic Bilbao B | - | Haro Deportivo | 2:3 | ||||
24. Round | 08/02/2020 | Athletic Bilbao B | - | CD Tudelano | 1:0 | ||||
25. Round | 15/02/2020 | CA Osasuna B | - | Athletic Bilbao B | 1:1 | ||||
26. Round | 22/02/2020 | Athletic Bilbao B | - | Arenas de Getxo | 1:1 |