An appropriate Spanish triband (more like 1+3+1) of inverted colors, yellow – red – yellow, with the club's emblem centered on it, which shows a black eagle, displayed and fimbriated in yellow, holding a red disc with yellow lettering "UE" in red capitals, on the upper stripe "Unión" and on the bottom stripe "Española," meaning "Spanish Union." António Martins, 6 May 2006
Unión Española was founded on 25 May 1897 by a group of Spanish immigrants in Chile. The UE is one of traditional football clubs in Chile, and has won six national leagues (1943, 1951, 1973, 1975, 1977, 2005 Apertura). Juan Carlos Santa Cruz, 25 April 2006