Peter Davis may refer to: Peter Hadland Davis (1918–1992), British botanist Peter George Davis (1923–2011), British Special Boat Service officer Peter G. Davis (1936–2021), American opera critic and scholar Peter Davis (director) (born 1937), American news writer and documentary filmmaker Sir Peter Davis (businessman) (born 1941), British businessman Peter Davis (sociologist) (born 1947), professor of sociology and husband of former New Zealand Prime Minister Helen Clark Peter Davis (theater historian), professor at the University of Illinois Peter Lovell-Davis, Baron Lovell-Davis (1924–2001), British publishing executive and Labour Party politician Peter Davis (judge), a judge of the Supreme Court of Queensland, Australia See also Peter Davies (disambiguation) Peter Davis Oakey (1861–1920), U.S. Representative from Connecticut