His father, Ramón Delfín, was the Spanish corregidor for trade in Cienfuegos (by Royal Decree of 1898), and the consular representative for the Kingdom of Italy.
He eventually became the director of the Banco Comercial, and married Amalia Bacardi y Cape, daughter of rum-magnate Emilio Bacardí, senator and mayor of Santiago de Cuba.
[1] He also studied guitar and song, and sang in public for the first time in 1916 at a charitable venue held at the Terry Theatre in Cienfuegos.
His compositions include poetry put to music, such as La Guinda, from a poem by Pedro Mata, and he also wrote his own lyrics, such as ¿Y Tú Qué Has Hecho?
), Ansia and Qué Boca La Tuya [4] At the soirées of the rich he sang boleros, with the result that the wealthy young became enthusiastic about the guitar.