| 1. Round | 18/10/2020 | UD SS Reyes | - | CDA Navalcarnero | 0:1 | ||||
| 3. Round | 01/11/2020 | UD SS Reyes | - | Inter de Madrid | 2:1 | ||||
| 4. Round | 08/11/2020 | Atlético Madrid B | - | UD SS Reyes | 1:2 |  |
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| 5. Round | 22/11/2020 | Atlético Baleares | - | UD SS Reyes | 0:1 | ||||
| 6. Round | 29/11/2020 | UD SS Reyes | - | Las Rozas CF | 3:1 | |
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| 7. Round | 06/12/2020 | Getafe CF B | - | UD SS Reyes | 1:2 | ||||
| 8. Round | 13/12/2020 | UD SS Reyes | - | Rayo Majadahonda | 1:0 | |
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| 10. Round | 20/01/2021 | CDA Navalcarnero | - | UD SS Reyes | 1:1 | |
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| 11. Round | 24/01/2021 | UD SS Reyes | - | UD Poblense | 1:0 | ||||
| 12. Round | 31/01/2021 | Inter de Madrid | - | UD SS Reyes | 0:0 | ||||
| 9. Round | 03/02/2021 | Real Madrid Castilla | - | UD SS Reyes | 3:1 | |
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| 14. Round | 28/02/2021 | UD SS Reyes | - | Atlético Baleares | 1:1 | |
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| 18. Round | 21/03/2021 | UD SS Reyes | - | Real Madrid Castilla | 1:1 | |
Spain