Scott Walker may refer to:

• Scott Walker (singer) (1943–2019), American solo singer and member of The Walker Brothers
  • Scott Walker: 30 Century Man, a 2006 documentary about the singer
• Scott Walker (politician) (born 1967), American politician; 45th Governor of Wisconsin
• Scott Walker (judge) (born 1953), American judge
• Scott Walker (boxer) (1969–2004), American professional boxer
• Scott Walker (bobsleigh) (born 1970), Australian bobsledder
• Scott Walker (ice hockey) (born 1973), Canadian professional ice hockey player and head coach of the Guelph Storm
• Scott Walker (footballer) (born 1975), Scottish footballer, played for St. Mirren, Dunfermline Athletic and Hartlepool United
• Scott Walker, convicted of the murder of Jody Dobrowski in South London in 2005
• Scott Walker (director), New Zealand director of The Frozen Ground
• Scott Walker, Republican Party nominee for the 2018 United States House of Representatives election in Delaware