Francis Wayne Sinatra (; January 10, 1944 – March 16, 2016), known professionally as Frank Sinatra Jr., was an American jazz and big band singer, songwriter, conductor and actor. He was the second child and only son of singer and actor Frank Sinatra and his first wife, Nancy Barbato Sinatra, the younger brother of singer and actress Nancy Sinatra, and the older brother of television producer Tina Sinatra.
