| 1. Round | 04/04/2021 | Atlético Madrid B | - | UD Socuéllamos | 0:1 | ||||
| 2. Round | 11/04/2021 | UD Socuéllamos | - | Las Rozas CF | 1:0 | ||||
| 3. Round | 18/04/2021 | Getafe CF B | - | UD Socuéllamos | 0:0 | ||||
| 5. Round | 02/05/2021 | UD Socuéllamos | - | Atlético Madrid B | 1:0 |  |
|||
| 6. Round | 09/05/2021 | Las Rozas CF | - | UD Socuéllamos | 0:0 | ||||
| 7. Round | 16/05/2021 | UD Socuéllamos | - | Getafe CF B | 3:0 | ||||
| 8. Round | 23/05/2021 | UD Poblense | - | UD Socuéllamos | 2:0 | |
Spain