| 1. Round | 04/04/2021 | Unionistas CF | - | Cultural Leonesa | 0:1 | ||||
| 2. Round | 10/04/2021 | Burgos CF | - | Unionistas CF | 2:0 |  |
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| 3. Round | 17/04/2021 | Unionistas CF | - | Real Valladolid B | 3:1 | ||||
| 6. Round | 09/05/2021 | Real Valladolid B | - | Unionistas CF | 2:1 |  |
| 1. Round | 04/04/2021 | Unionistas CF | - | Cultural Leonesa | 0:1 | ||||
| 2. Round | 10/04/2021 | Burgos CF | - | Unionistas CF | 2:0 | |
|||
| 3. Round | 17/04/2021 | Unionistas CF | - | Real Valladolid B | 3:1 | ||||
| 6. Round | 09/05/2021 | Real Valladolid B | - | Unionistas CF | 2:1 | |
| Manuel Viana Martínez | |
| Born: | 16.06.1995 |
| Place of birth: |
Villar del Arzobispo, 
Spain |
| Nationality: |
Spain
|
| Height: | 170 cm |
| Weight: | 73 kg |
| Position(s): | Left Midfielder Left Back |
| Foot: | left |