Matthew Paige Damon (/ˈdeɪmən/ DAY-mən; born October 8, 1970) is an American actor, film producer, and screenwriter. He was ranked among Forbes' most bankable stars in 2007 and, in 2010, was one of the highest-grossing actors of all time. He has received various awards and nominations, including an Academy Award and two Golden Globe Awards, in addition to nominations for three British Academy Film Awards and seven Primetime Emmy Awards.

Damon made his acting debut in the film Mystic Pizza (1988) before gaining prominence in 1997 when he and Ben Affleck wrote and starred in Good Will Hunting, which won them the Academy Award for Best Original Screenplay and the Golden Globe Award for Best Screenplay. He established himself as a leading man by starring as Tom Ripley in The Talented Mr. Ripley (1999), Jason Bourne in the Bourne franchise (2002–2007; 2016), and Linus Caldwell in the Ocean'strilogy (2001–2007). He received a nomination for an Academy Award. He won the Golden Globe Award for Best Actor for playing an astronaut stranded on Mars in The Martian (2015). He also acted in The Rainmaker (1997), Saving Private Ryan (1998), Syriana (2005), The Departed(2006), The Informant! (2009), Invictus (2009), True Grit (2010), Contagion (2011), Ford v Ferrari(2019), Stillwater (2021), Air (2023), and Oppenheimer (2023), the last of which is his highest-grossing feature.

On television, Damon portrayed Scott Thorson in the HBO biopic Behind the Candelabra (2013), for which he was nominated for a Primetime Emmy Award. He was Emmy-nominated for his guest role in 30 Rock in 2011 and hosting Saturday Night Live in 2019. He also produced the reality series Project Greenlight (2001–2015) and the film Manchester by the Sea (2016). Damon has performed voice-over work in both animated and documentary films and established two production companies with Affleck, Artists Equity, and  Pearl Street Films. He has been involved in charitable work with organizations including the One Campaign, H2O Africa Foundation, Feeding America, and Water.org.

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