Desiderio Alberto Arnaz y de Acha III, better known as Desi Arnaz or Desi Arnaz, Sr., was a Cuban-born American musician, actor, television producer, writer, and director. He is best remembered for his role as Ricky Ricardo on the American television series sitcom I Love Lucy, starring with Lucille Ball, to whom he was married at the time. Arnaz was also internationally renowned for leading his Latin music band, the Desi Arnaz Orchestra. Ball and he are generally credited as...
(wikipedia)