Carlos Castillo may refer to: Carlos Castillo Armas (1914–1957), president of Guatemala Carlos Castillo Peraza (1947–2000), Mexican journalist and politician Carlos Castillo Mattasoglio (born 1950), Peruvian Catholic bishop Carlos Castillo (baseball) (born 1975), American retired baseball player Carlos Castillo (Colombian footballer) (born 1975) Carlos Castillo (Guatemalan footballer) (born 1977) Carlos Aitor Castillo (1913–2000), Peruvian painter, educator
See also Carlos Castillo-Chavez (born 1951 or 1952), American mathematician