Matthew Paige "Matt" Damon (born October 8, 1970) is an American actor, screenwriter, and philanthropist whose career was launched following the success of the film Good Will Hunting (1997), from a screenplay he co-wrote with friend Ben Affleck. The pair won the Academy Award for Best Original Screenplay and the Golden Globe Award for Best Screenplay for their work and Damon garnered multiple Best Actor nominations, including the Academy Award, for his lead performance in the film.

Damon has since starred in commercially successful films such as Saving Private Ryan (1998), the Ocean's trilogy, and the Bourne series, while also gaining critical acclaim for his performances in dramas such as Syriana (2005), The Good Shepherd (2006), and The Departed (2006). He garnered a Golden Globe nomination for portraying the title character in The Talented Mr. Ripley (1999) and was nominated for an Academy Award as a supporting actor in Invictus (2009). He is one of the top forty highest grossing actors of all time. In 2007, Damon received a star on the Hollywood Walk of Fame and was named Sexiest Man Alive by People magazine.

Damon has been actively involved in charitable work, including the ONE Campaign, H2O Africa Foundation, and Water.org.