Peter Murphy
Peter Murphy may refer to:
- Peter Murphy (artist) (born 1959), English Stuckist artist
- Peter Murphy (broadcaster) (1923–2011), Irish radio and television broadcaster
- Peter Murphy (executive) (born 1962), American businessman
- Peter Murphy (footballer, born 1922) (1922–1975), English footballer with Coventry City, Tottenham Hotspur and Birmingham City
- Peter Murphy (footballer, born 1980), Irish international footballer with Ayr United
- Peter Murphy (footballer, born 1990), English footballer with Wycombe Wanderers
- Peter Murphy (hurler) (born 1961), Irish retired hurler
- Peter Murphy (JAG), American lawyer and officer in the United States Marine Corps
- Peter Murphy (musician) (born 1957), British musician with the band Bauhaus
- Peter Murphy (politician) (born 1949), American politician, Member of the Maryland House of Delegates
- Peter P. Murphy (1801–1880), New York politician