Face à face
| Segunda B, Relegation Group 2 | 2014/10/26 16:00 | Real Unión v Athletic Bilbao B | D | 1-1 |
Home History
| Segunda B, Relegation Group 2 | 2015/03/08 15:30 | Tudelano v Athletic Bilbao B | L | 1-0 |
| Segunda B, Relegation Group 2 | 2015/02/28 15:00 | Athletic Bilbao B v Conquense | W | 2-0 |
| Segunda B, Relegation Group 2 | 2015/02/22 10:00 | Las Palmas B v Athletic Bilbao B | D | 3-3 |
| Segunda B, Relegation Group 2 | 2015/02/14 16:00 | Athletic Bilbao B v Rayo Vallecano B | W | 1-0 |
| Segunda B, Relegation Group 2 | 2015/02/08 15:00 | Real Madrid B v Athletic Bilbao B | D | 2-2 |
| Segunda B, Relegation Group 2 | 2015/01/31 15:00 | Athletic Bilbao B v Socuellamos | W | 2-1 |
| Segunda B, Relegation Group 2 | 2015/01/24 17:00 | Leioa v Athletic Bilbao B | W | 0-1 |
| Segunda B, Relegation Group 2 | 2015/01/18 10:30 | Athletic Bilbao B v Barakaldo | D | 1-1 |
Away History
| Segunda B, Relegation Group 2 | 2015/03/08 16:00 | Real Unión v Trival Valderas | D | 1-1 |
| Segunda B, Relegation Group 2 | 2015/03/01 11:00 | Fuenlabrada v Real Unión | L | 1-0 |
| Segunda B, Relegation Group 2 | 2015/02/21 17:00 | Real Unión v Getafe B | D | 0-0 |
| Segunda B, Relegation Group 2 | 2015/02/15 11:00 | Atletico Madrid B v Real Unión | L | 2-0 |
| Segunda B, Relegation Group 2 | 2015/02/08 16:00 | Real Unión v Toledo | W | 1-0 |
| Segunda B, Relegation Group 2 | 2015/02/01 11:15 | Guadalajara v Real Unión | D | 0-0 |
| Segunda B, Relegation Group 2 | 2015/01/24 17:00 | Real Unión v Real Sociedad B | W | 4-0 |
| Segunda B, Relegation Group 2 | 2015/01/18 16:30 | Sestao River v Real Unión | D | 2-2 |