| 1. Round | 07/04/2021 | Real Unión | - | SD Tarazona | 1:0 | ||||
| 2. Round | 10/04/2021 | CA Osasuna B | - | Real Unión | 0:2 |  |
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| 7. Round | 16/05/2021 | CD Ebro | - | Real Unión | 1:0 | |
| 1. Round | 07/04/2021 | Real Unión | - | SD Tarazona | 1:0 | ||||
| 2. Round | 10/04/2021 | CA Osasuna B | - | Real Unión | 0:2 | |
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| 7. Round | 16/05/2021 | CD Ebro | - | Real Unión | 1:0 | |
| Gexan Elosegi Mujika | |
| Born: | 25.07.1999 |
| Place of birth: |
Hernani, 
Spain |
| Nationality: |
Spain
|
| Height: | 180 cm |
| Weight: | 74 kg |
| Position(s): | Right Back Centre Back |
| Foot: | right |