Head to Head
| Spain Segunda B Group 2 | 2017/01/14 18:30 | Real Madrid B v Real Unión | L | 1-2 |
| Spain Segunda B Group 2 | 2016/08/27 18:00 | Real Unión v Real Madrid B | L | 1-0 |
| Spain Segunda B Group 2 | 2016/02/06 15:00 | Real Madrid B v Real Unión | W | 1-0 |
| Spain Segunda B Group 2 | 2015/09/20 15:00 | Real Unión v Real Madrid B | L | 1-0 |
| Spain Segunda B Group 2 | 2015/04/19 15:00 | Real Unión v Real Madrid B | L | 3-2 |
| Spain Segunda B Group 2 | 2014/11/29 16:00 | Real Madrid B v Real Unión | L | 0-1 |
Home History
| Spain Primera Division RFEF Group 2 | 2022/05/27 16:00 | Real Madrid B v Betis Deportivo | W | 4-0 |
| Spain Primera Division RFEF Group 2 | 2022/05/21 18:30 | Algeciras CF v Real Madrid B | D | 1-1 |
| Spain Primera Division RFEF Group 2 | 2022/05/15 15:00 | Real Madrid B v Badalona Futur | W | 5-1 |
| Spain Primera Division RFEF Group 2 | 2022/05/08 10:00 | Villarreal B v Real Madrid B | L | 4-1 |
| Spain Primera Division RFEF Group 2 | 2022/04/30 10:00 | Real Madrid B v UE Cornella | W | 5-0 |
| Spain Primera Division RFEF Group 2 | 2022/04/24 10:00 | Atletico Baleares v Real Madrid B | D | 1-1 |
| Spain Primera Division RFEF Group 2 | 2022/04/17 10:00 | Real Madrid B v Alcoyano | L | 1-2 |
| Spain Primera Division RFEF Group 2 | 2022/04/08 19:00 | FC Andorra v Real Madrid B | L | 2-1 |
Away History
| Spain Primera Division RFEF Group 1 | 2022/05/28 16:30 | Real Unión v Tudelano | W | 3-1 |
| Spain Primera Division RFEF Group 1 | 2022/05/14 17:00 | Real Unión v CF Talavera | W | 3-1 |
| Spain Primera Division RFEF Group 1 | 2022/05/08 15:00 | CF Internacional de Madrid v Real Unión | L | 2-0 |
| Spain Primera Division RFEF Group 1 | 2022/05/01 10:00 | Real Unión v Rayo Majadahonda | W | 1-0 |
| Spain Primera Division RFEF Group 1 | 2022/04/24 10:00 | Unionistas de Salamanca CF v Real Unión | L | 2-1 |
| Spain Primera Division RFEF Group 1 | 2022/04/16 17:00 | Real Unión v Athletic Bilbao B | D | 1-1 |
| Spain Primera Division RFEF Group 1 | 2022/04/10 15:00 | Zamora CF v Real Unión | W | 0-1 |
| Spain Primera Division RFEF Group 1 | 2022/04/03 15:00 | Real Unión v Cultural Leonesa | D | 1-1 |