1910 Copa del Rey

The Copa del Rey 1910 comprised two different competitions held the same year. Due to disagreements between the reigning champion of the tournament, Club Ciclista de San Sebastián, and some of the clubs invited, in 1910 two parallel competitions were held: an "official", organized by the newly created FEF (Federación Española de Fútbol) later Royal Spanish Football Federation (Spanish: Real Federación Española de Fútbol, RFEF), in Madrid and an "unofficial", organized by the UECF (Unión Española de Clubes de Fútbol), in San Sebastián. Both are currently recognized as official by the RFEF.

1910 Copa del Rey

The Copa del Rey 1910 comprised two different competitions held the same year. Due to disagreements between the reigning champion of the tournament, Club Ciclista de San Sebastián, and some of the clubs invited, in 1910 two parallel competitions were held: an "official", organized by the newly created FEF (Federación Española de Fútbol) later Royal Spanish Football Federation (Spanish: Real Federación Española de Fútbol, RFEF), in Madrid and an "unofficial", organized by the UECF (Unión Española de Clubes de Fútbol), in San Sebastián. Both are currently recognized as official by the RFEF.