Paul Bettany (born 27 May 1971) is an English actor. He is best known for his roles as J.A.R.V.I.S. and Vision in the Marvel Cinematic Universe, including the Disney+ series WandaVision (2021) and  VisionQuest (2026), the former of which garnered him a Primetime Emmy Award nomination.

Bettany first gained popularity for appearing in the films Gangster No. 1 (2000), A Knight's Tale (2001) and A Beautiful Mind (2001). He was nominated for a BAFTA Award for playing Stephen Maturin in Master and Commander: The Far Side of the World (2003). Other films in which Bettany has appeared include Dogville (2003), Wimbledon (2004), The Da Vinci Code (2006), The Tourist (2010), Margin Call (2011), Legend (2015) and Solo: A Star Wars Story (2018). He made his directorial debut with the film Shelter (2014), which he also wrote and co-produced.