Leonardo Óscar Mas (born July 25, 1975) is a retired Argentine footballer. He came through the youth system of Argentinos Juniors until 1993 when he made his professional debut. Mas has played most of his career in Argentina. He did play six months in Ecuador. In 2005, he made the move to Chilean club Huachipato, where he played very well. Because of his good form, in 2008 one of Chile's biggest club, Universidad de Chile, signed Mas. Honours Club Deportes Iquique Copa Chile (1): 2010 Primera B (1): 2010 References Leonardo Mas - Argentine Primera statistics at Fútbol XXI Leonardo Mas at BDFA.com.ar 1975 births Living people Argentine footballers Argentine expatriate footballers Argentinos Juniors footballers Club Atlético Lanús footballers Estudiantes de La Plata footballers Chacarita Juniors footballers Olimpo footballers Defensores de Belgrano footballers Universidad de Chile footballers C.D. Huachipato footballers C.D. Cuenca footballers Deportes Iquique footballers Argentine Primera División players Expatriate footballers in Chile Argentine expatriate sportspeople in Chile Expatriate footballers in Ecuador Association football midfielders Footballers from Buenos Aires