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) (born 1939), Welsh geneticist
 * Peter Harper (musician) (born 1968), Australian-American musician, singer and songwriter
 * Peter Harper (racing driver) (1921–2003), British racing driver