| 11. Round | 24/01/2021 | Atlético Baleares | - | Rayo Majadahonda | 3:0 | ||||
| 9. Round | 27/01/2021 | Getafe CF B | - | Atlético Baleares | 0:1 |  |
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| 12. Round | 31/01/2021 | Atlético Madrid B | - | Atlético Baleares | 1:0 | |
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| 13. Round | 07/02/2021 | Atlético Baleares | - | Real Madrid Castilla | 2:1 | ||||
| 10. Round | 10/02/2021 | Inter de Madrid | - | Atlético Baleares | 2:0 | ||||
| 14. Round | 28/02/2021 | UD SS Reyes | - | Atlético Baleares | 1:1 |  |
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| 16. Round | 07/03/2021 | Las Rozas CF | - | Atlético Baleares | 3:2 | ||||
| 17. Round | 14/03/2021 | UD Poblense | - | Atlético Baleares | 1:1 |
Spain