| Segunda B Grupo 2 | Matches | W | D | L |  |
 |
 |
| home | 3 | 2 | - | 1 | 7 | - | - |
| away | 1 | - | - | 1 | 2 | - | - |
| overall | 4 | 2 | - | 2 | 9 | - | - |
| Segunda B Grupo 2 | Home | - | Guest | |
|
|
Results |
| 13/02/16 | Real Unión | - | Real Sociedad B | 3 | - | - | 3:1 |
| 26/03/17 | Real Unión | - | SD Zamudio | 4 | - | - | 2:1 |
| 04/11/17 | Real Sociedad B | - | Real Unión | 2 | - | - | 2:0 |
| 18/03/18 | Real Unión | - | CD Tudelano | - | - | - | 1:2 |
Spain