Humberto Vicente Castagna (June 11, 1942 – October 15, 2019), better known as Cacho Castaña, was an Argentine singer, songwriter, pianist and actor. Born in Buenos Aires, he initially worked as a shoe cobbler before becoming famous as a bolero singer in the 1970s. Castana composed and sung various compositions and songs, several of which became gold and platinum records. He also starred in multiple films. Castaña's career declined during the 1990s but rebounded after 2003 and he became active in Argentina's stage and festival circuit.