Gilbert "Magú" Luján (born 1940) is a well known an influential Chicano sculptor, muralist and painter. He is a founding member of the famous Chicano Art collective Los Four along with Carlos Almaraz, Beto de la Rocha (Father of former Rage Against the Machine frontman Zack de la Rocha) , and Frank Romero. In 1974, Judithe Hernandez became the "fifth" and only female member of Los Four.