| 1. Jornada | 07.04.2021 | Bilbao Athletic | - | CD Calahorra | 2:1 | ||||
| 2. Jornada | 11.04.2021 | CD Tudelano | - | Bilbao Athletic | 1:4 |  |
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| 3. Jornada | 17.04.2021 | Bilbao Athletic | - | SD Logroñés | 2:0 |  |
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| 4. Jornada | 25.04.2021 | CD Calahorra | - | Bilbao Athletic | 2:1 | ||||
| 5. Jornada | 01.05.2021 | Bilbao Athletic | - | CD Tudelano | 3:1 | ||||
| 6. Jornada | 09.05.2021 | SD Logroñés | - | Bilbao Athletic | 1:0 |
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