Paul Bettany (born 27 May 1971) is an English actor. He is known for his voice role as J.A.R.V.I.S. and as the Vision in the Marvel Cinematic Universe, specifically the films Iron Man (2008), Iron Man 2 (2010), The Avengers (2012), Iron Man 3 (2013), Avengers: Age of Ultron (2015), Captain America: Civil War (2016), and Avengers: Infinity War (2018). He first came to the attention of mainstream audiences when he appeared in the British film Gangster No. 1 (2000), and director Brian Helgeland's film A Knight's Tale (2001). He has gone on to appear in a wide variety of films, including A Beautiful Mind (2001), Master and Commander: The Far Side of the World (2003), Dogville (2003), Wimbledon (2004), and the adaptation of the novel The Da Vinci Code (2006). He also portrayed Dryden Vos in Solo: A Star Wars Story (2018).

He has been nominated for various awards, including BAFTA Award for Best Actor in a Supporting Role and a Screen Actors Guild Award for Outstanding Performance by a Cast in a Motion Picture. Bettany is married to American actress Jennifer Connelly, with whom he has two children. His most commercially successful films have been Avengers: Infinity War, which has grossed over US$2 billion, The Avengers, which grossed over US$1.5 billion, its sequel Avengers: Age of Ultron, which grossed over US$1.4 billion, Iron Man 3, which grossed over US$1.2 billion, Captain America: Civil War, which grossed over US$1.1 billion, and The Da Vinci Code, which grossed US$758 million.