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).
Godfather of Skyler Shaye.
Attended Archbishop Stepinac High School, an all-boy school in White Plains, NY.
Was cast as President Franklin D. Roosevelt in Pearl Harbor (2001) after Gene Hackman declined the role. Hackman's wife was of Japanese ancestry, and appearing in a film about the Japanese attack that precipitated the entry of the United States into World War II would have been painful for her, so Hackman turned down the role.
His father Elmer Voytka, later Voight (born 29 October 1909 and died June 1973), was a professional golfer.
Honored at a fundraiser for Joseph Papp Children's Humanitarian Fund in New York City in May 2002.
Attended and graduated from the Catholic University of America in Washington, DC in 1960. Changed his major after his freshman year from Speech and Drama to Art. Fellow classmate was Henry Gibson.
His paternal grandfather, George Voytka, was a Slovak immigrant and his paternal grandmother Nellie was of Slovak ancestry. His mother Barbara Kamp (Barbara Voight) (born in New York, 7 January 1910 and died in Palm Beach County, FL, 3 December 1995) was the daughter of Joseph Kamp, a German immigrant, and wife Margaret Franz, also the daughter of German immigrants.
Has played father to Ricky Schroder twice: The first time in The Champ (1979) and the second time in Return to Lonesome Dove (1993).
In 1982, as a presenter, he accepted the Oscar for "Best Actress in a Leading Role" on behalf of Katharine Hepburn, who was not present at the awards ceremony.
In 1970 he accepted the Oscar for Best Director on behalf of John Schlesinger, who was not present at the awards ceremony. Schlesinger directed Voight in Midnight Cowboy (1969).
Turned down the role of Matt Hooper in Jaws (1975), which went to Richard Dreyfuss.
In 1993 he took over the role of Woodrow F. Call from Tommy Lee Jones in Return to Lonesome Dove (1993). Three years later he was succeeded by Jonny Lee Miller, who played the younger version of Call in Dead Man's Walk (1996). That same year Miller married Voight's daughter, Angelina Jolie, making Voight a short-term father-in-law to his own successor.
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 three films: Varsity Blues (1999), Glory Road (2006) and Woodlawn (2015).
Turned down the role of Oliver Barrett IV (played by Ryan O'Neal) in Love Story (1970), despite being offered 10% of the gross.
His eldest brother Barry Voight, a volcanologist, was a geology professor at Penn State University.
In an episode of Seinfeld (1989), George (Jason Alexander) buys a Chrysler Lebaron convertible he believes once belonged to Jon Voight only to discover that the previous owner was actually "John" Voight, a periodontist.
On December 9, 2001, he appeared as a surprise guest on Muppets Tonight (1996) dressed as a giant chicken with Gonzo the Great. The event was part of the first annual MuppetFest fan convention and a fundraiser for Save the Children.
Was considered for the role of Clark Kent/Superman in Superman (1978), which went to Christopher Reeve.
Godparents of his daughter Angelina Jolie are Maximilian Schell and Jacqueline Bisset.
Grandfather of Maddox Jolie-Pitt, Zahara Jolie-Pitt, Pax Jolie-Pitt (aka "Pax Thien Jolie-Pitt"), Shiloh Jolie-Pitt, Vivienne Jolie-Pitt and Knox Léon Jolie-Pitt.
A hawk on the war on terror, he voted for George W. Bush in the 2004 presidential election. He actively supported Rudy Giuliani's campaign to win the Republican nomination in 2008, but later endorsed eventual nominee Sen. John McCain. He also attended the Republican National Convention in 2008. He was one of the very few American celebrities to declare his support for Donald Trump as president and spoke at his inauguration in 2017.
Has been asked, in real life, for "Billy Flynn's" autograph . . . and given it (Flynn was his fictional boxer-character from The Champ (1979)).
In 2000 he became involved with the Florida Holocaust Museum and worked very closely with then-Executive Director Larry Wasser (deceased 2003) and President John Loftus, famous U.S. Justice Department official, author and former prosecutor. Voight serves today as an advisory member of the organization's board.
In 2007 he worked as partner at Paul Productions.
Became a father for the first time at age 34 when his Marcheline Bertrand (his second ex-wife) gave birth to their son James Haven Voight, aka James Haven, on May 11, 1973.
Became a father for the second time at age 36 when Marcheline Bertrand, his second ex-wife, gave birth to their daughter Angelina Jolie Voight, aka Angelina Jolie, on June 4, 1975.
As of 2015 has appeared in three films that were nominated for the Best Picture Oscar: Midnight Cowboy (1969), Deliverance (1972) and Coming Home (1978). Of those, Midnight Cowboy (1969) is a winner in the category.
Ex-father-in-law of Jonny Lee Miller, Billy Bob Thornton and Brad Pitt.
The ringtone on his phone plays "Everybody's Talkin'" (from Midnight Cowboy (1969)).
He was the original choice for Apollo in Star Trek: The Original Series: Who Mourns for Adonais? (1967), but he was hired for another project.
Dated Linda Morand, Stacey Pickren, Rebecca De Mornay, Eileen Davidson, Barbra Streisand, Nastassja Kinski and Diana Ross.