| Pr. RFEF G1 | 16.04.22 | Real Unión | - | Athletic Club B | 1:1 | ||||
| Pr. RFEF G2 | 15.01.23 | Athletic Club B | - | Real Unión | 0:1 | ||||
| Pr. RFEF G2 | 22.04.23 | Real Unión | - | Athletic Club B | 2:1 | ||||
| Pr. RFEF G1 | 04.05.24 | Real Unión | - | Cultural Leonesa | 0:0 | ||||
| Pr. RFEF G1 | 13.10.24 | Real Unión | - | Barakaldo CF | 1:1 | ||||
| Pr. RFEF G1 | 02.02.25 | Barakaldo CF | - | Real Unión | 0:2 |  |
Espagne