James Eugene Carrey (; born January 17, 1962) is a Canadian-American actor, comedian, impressionist, screenwriter, musician, producer and painter. He is known for his energetic slapstick performances.

Carrey first gained recognition in America in 1990 after landing a recurring role in the sketch comedy television series In Living Color. His first leading roles in major productions came with Ace Ventura: Pet Detective (1994), Dumb and Dumber (1994), The Mask (1994), and Ace Ventura: When Nature Calls (1995), as well as a supporting role in Batman Forever (1995) and a lead role in Liar Liar (1997). He gained critical acclaim starring in serious roles in The Truman Show (1998) and Man on the Moon (1999), with each garnering him a Golden Globe Award for Best Actor.

In the 2000s, he gained further popularity for his portrayal of the Grinch in How the Grinch Stole Christmas and for the comedy Me, Myself & Irene (both in 2000), as well as Bruce Almighty (2003), Eternal Sunshine of the Spotless Mind (2004) for which he was nominated for the BAFTA Award for Best Actor in a Leading Role, Lemony Snicket's A Series of Unfortunate Events (2004), Fun with Dick and Jane (2005), Yes Man (2008), Horton Hears a Who! (2008) and A Christmas Carol (2009).

In the 2010s, he has starred in Mr. Popper's Penguins (2011) and The Incredible Burt Wonderstone (2013). In 2013, he appeared in Kick-Ass 2 as Colonel Stars and Stripes. He retracted support for the film two months prior to its release. He issued a statement via his Twitter account that, in light of the shootings at Sandy Hook Elementary, "Now in all good conscience I cannot support that level of violence." Carrey reprised his role as Lloyd Christmas in Dumb and Dumber To (2014).