Bruce Lorne Campbell (born June 22, 1958 in Royal Oak, Michigan, U.S.) is an American actor and filmmaker. He is known best for his role as Ash Williams in Sam Raimi's Evil Dead horror series, beginning with the short movie Within the Woods (1978). He has also featured in many low-budget cult movies such as Crimewave (1985), Maniac Cop (1988), Sundown: The Vampire in Retreat (1989), and Bubba Ho-Tep (2002).

Campbell had the main roles of the television series The Adventures of Brisco County, Jr. (1993–1994) and Jack of All Trades (2000), and a recurring role as Autolycus, King of Thieves in Hercules: The Legendary Journeys (1995–1999) and Xena: Warrior Princess (1995–1999). He played Sam Axe on the USA Network series Burn Notice (2007–2013) and reprised his role as Ash for the Starz series Ash vs. Evil Dead (2015–2018). He also appeared in The Escort (2015).

Campbell directed, produced, and featured in the documentaries Fanalysis (2002) and A Community Speaks (2004); co-wrote, directed, produced, and featured in the movie Man with the Screaming Brain (2005); and directed, produced, and featured in a parody of his career My Name Is Bruce (2007).

Campbell is known for frequent collaborations with the aforementioned Raimi, his brother Ted, Josh Becker, and Scott Spiegel.