| 3. Round | 01/11/2020 | UD Tamaraceite | - | Marbella FC | 3:1 | ||||
| 4. Round | 08/11/2020 | Marbella FC | - | Cádiz CF B | 0:0 | ||||
| 5. Round | 22/11/2020 | Atlético Sanluqueño CF | - | Marbella FC | 2:1 |  |
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| 6. Round | 29/11/2020 | Marbella FC | - | Recreativo Huelva | 2:0 | |
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| 7. Round | 06/12/2020 | UD Las Palmas B | - | Marbella FC | 1:1 | ||||
| 8. Round | 13/12/2020 | Marbella FC | - | San Fernando CD | 1:2 | |
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| 10. Round | 17/01/2021 | Marbella FC | - | Algeciras CF | 0:0 | ||||
| 9. Round | 10/02/2021 | RB Linense | - | Marbella FC | 2:1 | ||||
| 14. Round | 14/02/2021 | Marbella FC | - | Atlético Sanluqueño CF | 0:1 | ||||
| 15. Round | 21/02/2021 | Recreativo Huelva | - | Marbella FC | 1:3 | ||||
| 16. Round | 07/03/2021 | Marbella FC | - | UD Las Palmas B | 0:0 | |
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| 17. Round | 14/03/2021 | San Fernando CD | - | Marbella FC | 0:0 | ||||
| 18. Round | 21/03/2021 | Marbella FC | - | RB Linense | 1:2 |
Spain