The Copa Real Federación Española de Fútbol, popularly known as the Copa Federación or Copa RFEF, is a Spanish football competition organised by the Royal Spanish Football Federation (RFEF). It has been held since the 1993−94 season as a tournament for smaller football clubs, with a format similar to that of the Copa del Rey.

Football is the most popular sport in Spain. Spain has some of the most influential teams in Europe as well as many players and teams registered in all categories. Moreover, football is the sport that interests the majority of Spanish people (48%) and a total of 67% of the population said they were fans of or had a liking for a particular club.