Loco (nickname)

As a nickname, Loco or El Loco may refer to:


 * Sebastián Abreu (born 1976), Uruguayan footballer
 * Willie Alexander (born 1943), American singer and keyboard player
 * Daniel Barrera Barrera, Colombian drug lord arrested in 2012
 * Marcelo Bielsa (born 1955), Argentine football coach
 * Abdalá Bucaram (born 1952), Ecuadorian politician and President of Ecuador (1996–1997)
 * René Higuita (born 1966), Colombian retired football goalkeeper
 * Martín Palermo (born 1973), Argentine retired footballer
 * Ramón Quiroga (born 1950), Peruvian retired football goalkeeper
 * Vicente Rodríguez (baseball) (1891–?), Cuban baseball player in the Negro leagues and other leagues
 * Manuel Valdés (born 1931), Mexican actor and comedian
 * Juan Manuel Vargas (born 1983), Peruvian footballer