John Drew Barrymore (born John Blyth Barrymore; June 4, 1932 - November 29, 2004) was a film actor and member of the Barrymore family of actors, which included his father, John Barrymore, and his father's siblings, Lionel and Ethel. He was the father of four children, including John Blyth Barrymore and actress Drew Barrymore. Diana Barrymore was his half-sister from his father's second marriage.