2014–15 Copa Federación de España
| Copa RFEF | |
|---|---|
| Tournament details | |
| Country | Spain | 
| Teams | 30 (in national phase) | 
| Final positions | |
| Champions | R. Unión | 
| Runners-up | Castellón | 
| Tournament statistics | |
| Matches played | 56 | 
| Goals scored | 148 (2.64 per match) | 
The 2014–15 Copa Federación de España was the 22nd edition of the Copa Federación de España, also known as Copa RFEF, a knockout competition for Spanish football clubs in Segunda División B and Tercera División. R. Unión defeated Castellón 4–0 on aggregate in the final. R. Unión got the trophy and a cash prize of 90.152 euros and qualified for the next edition of the tournament. Castellón received a prize of 30.051 euros and losing semifinalists 12.020 euros. Each winner of an Autonomous Community tournament received a prize of 3.005 euros.
The competition began 30 July 2014 and finished 16 April 2015.