Ignacio Piñeiro Martínez (Havana, 21 May 1888 – 12 March 1969) was a black Cuban musician and composer whose career started in rumba, and flowered in the rise of the son. He was one of the most important composers of son music; in total he wrote about 327 numbers, mostly sones.Piñeiro was a brilliant rumbero who worked with musical groups from 1903 onwards. In 1906, was a member of the Timbre de Oro clave y guaguancó vocal group, and later directed Los Roncos guaguancó group.