A hawk on the war on terror, he voted for George W. Bush in the 2004 presidential election.
Actively supported Rudolph W. Giuliani's campaign to win the Republican nomination in 2008, but later endorsed the eventual nominee Senator John McCain.
Attended Archbishop Stepinac High School, and all-boy school in White Plains, New York.
Attended the Republican National Convention in 2008.
Father of actor James Haven (b. 1973) and actress Angelina Jolie (b. 1975) with Marcheline Bertrand.
Godfather of Skyler Shaye.
Godparents of his daughter Angelina are Maximilian Schell and Jacqueline Bisset.
Good friends with fellow actor Eric Martic.
Graduated from Catholic University of America, Washington, DC, in 1960. Changed his major after his Freshman year from Speech and Drama to Art. Fellow classmate was Henry Gibson.
Grandfather of Shiloh Jolie-Pitt.
Grandfather of Maddox Jolie-Pitt, Zahara Jolie-Pitt, Pax Thien Jolie-Pitt Shiloh Nouvel Jolie-Pitt, Vivienne Marcheline Jolie-Pitt and Knox Léon Jolie-Pitt .
Has been asked, in real life, for "Billy Flynn's" autograph...and given it (Flynn was his fictional boxer-character from The Champ (1979)).
Has played a boxer in two films: The All-American Boy (1973) and The Champ (1979). Was also in Ali (2001), but played the role of legendary sportscaster Howard Cosell.
Has played a coach in two films: Varsity Blues (1999) and Glory Road (2006).
His brother Barry Voight was a geology professor at Penn State.
His father Elmer Voytka, later Voight (born 29 Oct 1909 and died June 1973), was a professional golfer.
His paternal grandfather was a Slovak immigrant. His mother Barbara Kamp (Barbara Voight) (born in New York, 7 January 1910 and died Palm Beach Co., Florida, 3 December 1995) was the daughter of Joseph Kamp, a German immigrant, and wife Margaret Franz, also the daughter of German immigrants.
His younger brother is songwriter Wes Voight who, under the alias Chip Taylor, wrote The Troggs' 1966 smash hit "Wild Thing". His other songs include "Angel of the Morning" (Merrilee Rush), and "I Can't Let Go" (The Hollies).
Honored at fund-raiser for Joseph Papp Children's Humanitarian Fund in New York City, May 2002.
In 1970, he accepted the Oscar for "Best Director" on behalf of John Schlesinger, who wasn't present at the awards ceremony. Schlesinger directed Voight in Midnight Cowboy (1969).