| 30. Jornada | 02.04.2023 | Bilbao Athletic | - | Osasuna B | 1:0 | ||||
| 31. Jornada | 09.04.2023 | CF La Nucía | - | Bilbao Athletic | 3:1 | ||||
| 32. Jornada | 16.04.2023 | Bilbao Athletic | - | Numancia | 0:1 | ||||
| 33. Jornada | 22.04.2023 | Real Unión | - | Bilbao Athletic | 2:1 | ||||
| 34. Jornada | 30.04.2023 | Bilbao Athletic | - | CD Castellón | 0:2 | ||||
| 35. Jornada | 07.05.2023 | UE Cornellà | - | Bilbao Athletic | 1:0 | ||||
| 36. Jornada | 13.05.2023 | Bilbao Athletic | - | CD Alcoyano | 1:3 |  |
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| 37. Jornada | 20.05.2023 | CD Eldense | - | Bilbao Athletic | 1:0 | ||||
| 38. Jornada | 27.05.2023 | Bilbao Athletic | - | SD Amorebieta | 0:0 |
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