Peter Barnes

Peter Barnes may refer to:

Politicians

 * Peter J. Barnes Jr. (1928–2018), American politician
 * Peter J. Barnes III (1956–2021), American politician

Sportsmen

 * Peter Barnes (footballer) (born 1957), English football player
 * Pete Barnes (1945–2018), American football player

Others

 * Peter Barnes (entrepreneur) (born 1940), American businessman and environmentalist
 * Peter Barnes (Irish republican) (1907–1940), IRA member, perpetrator of the 1939 Coventry bombing
 * Peter Barnes (journalist), senior Washington correspondent for the Fox Business Network
 * Peter Barnes (lighting designer) (born 1955), English lighting designer and show producer
 * Peter Barnes (pilot) (1962–2013), British helicopter pilot
 * Peter Barnes (playwright) (1931–2004), English playwright and screenwriter
 * Peter Barnes (respiratory scientist) (born 1946), British respiratory scientist and clinician
 * Kate Barnes (English Country Dance musician) (born 1953), New England contra dance musician