Peter Harper

Peter Harper may refer to:

• Peter Harper (American artist) (born 1974), American sculptor, singer and songwriter
• Peter Harper (alternative technologist), originator of the term 'Alternative Technology'
• Peter Harper (cricketer) (born 1977), Australian cricketer
• Sir Peter Harper (geneticist) (1939–2021), Welsh geneticist
• Peter Harper (musician) (born 1968), Australian-American musician, singer and songwriter
• Peter Harper (racing driver) (1921–2003), British racing driver