Head to Head
| Europe Friendlies | 2024/08/14 17:00 | Real Unión v Barakaldo | L | 0-1 |
| Spain Segunda B Group 2 | 2021/02/13 17:00 | Barakaldo v Real Unión | L | 3-0 |
| Spain Segunda B Group 2 | 2020/11/15 16:00 | Real Unión v Barakaldo | W | 2-1 |
| Spain Segunda B Group 2 | 2019/12/08 16:00 | Barakaldo v Real Unión | L | 2-1 |
| Spain Segunda B Group 2 | 2019/04/07 15:00 | Barakaldo v Real Unión | L | 3-1 |
| Spain Segunda B Group 2 | 2018/11/17 15:00 | Real Unión v Barakaldo | L | 1-2 |
| Spain Segunda B Group 2 | 2018/02/04 16:00 | Real Unión v Barakaldo | D | 1-1 |
| Spain Segunda B Group 2 | 2017/09/17 16:00 | Barakaldo v Real Unión | L | 2-0 |
| Spain Segunda B Group 2 | 2017/04/09 15:00 | Real Unión v Barakaldo | D | 2-2 |
| Spain Segunda B Group 2 | 2016/11/13 17:00 | Barakaldo v Real Unión | W | 0-1 |
| Spain Segunda B Group 2 | 2016/04/23 14:00 | Barakaldo v Real Unión | L | 3-2 |
| Spain Segunda B Group 2 | 2015/12/06 16:00 | Real Unión v Barakaldo | D | 1-1 |
| Spain Segunda B Group 2 | 2015/03/28 17:00 | Barakaldo v Real Unión | W | 0-3 |
| Spain Segunda B Group 2 | 2014/11/09 16:00 | Real Unión v Barakaldo | W | 1-0 |