Head to Head
| Spain Segunda B Group 2 | 2019/01/05 11:30 | Tudelano v Real Unión | D | 2-2 |
| Europe Friendlies | 2018/08/03 17:03 | Tudelano v Real Unión | W | 2-3 |
| Spain Segunda B Group 2 | 2018/03/18 16:00 | Real Unión v Tudelano | L | 1-2 |
| Spain Segunda B Group 2 | 2017/10/29 11:00 | Tudelano v Real Unión | L | 3-0 |
| Spain Segunda B Group 2 | 2015/05/17 15:00 | Real Unión v Tudelano | L | 0-1 |
| Spain Segunda B Group 2 | 2015/01/04 11:00 | Tudelano v Real Unión | W | 0-1 |
Home History
| Spain Segunda B Group 2 | 2019/05/12 16:00 | Athletic Bilbao B v Real Unión | L | 2-0 |
| Spain Segunda B Group 2 | 2019/05/04 14:00 | Real Unión v CD Vitoria | W | 2-0 |
| Spain Segunda B Group 2 | 2019/04/28 10:00 | Real Unión v CD Calahorra | L | 0-1 |
| Spain Segunda B Group 2 | 2019/04/19 10:00 | Sporting Gijon B v Real Unión | W | 0-1 |
| Spain Segunda B Group 2 | 2019/04/13 17:00 | Real Unión v UP Langreo | W | 4-0 |
| Spain Segunda B Group 2 | 2019/04/07 15:00 | Barakaldo v Real Unión | L | 3-1 |
| Spain Segunda B Group 2 | 2019/03/31 15:00 | Real Unión v Cultural de Durango | L | 0-2 |
| Spain Segunda B Group 2 | 2019/03/24 16:00 | Racing Santander v Real Unión | D | 0-0 |
Away History
| Spain Segunda B Group 2 | 2019/05/12 16:00 | Tudelano v CD Calahorra | D | 0-0 |
| Spain Segunda B Group 2 | 2019/05/05 10:00 | Sporting Gijon B v Tudelano | D | 0-0 |
| Spain Segunda B Group 2 | 2019/04/27 15:00 | Tudelano v UP Langreo | W | 2-0 |
| Spain Segunda B Group 2 | 2019/04/18 10:00 | Barakaldo v Tudelano | D | 1-1 |
| Spain Segunda B Group 2 | 2019/04/14 10:00 | Tudelano v Cultural de Durango | W | 1-0 |
| Spain Segunda B Group 2 | 2019/04/07 16:00 | Racing Santander v Tudelano | L | 2-1 |
| Spain Segunda B Group 2 | 2019/03/31 10:00 | Tudelano v Izarra | D | 1-1 |
| Spain Segunda B Group 2 | 2019/03/23 17:00 | Arenas Club de Getxo v Tudelano | W | 0-1 |