Nunn is a surname. Notable people with the surname include:
Anthony Nunn (born 1927), British field hockey playerBill Nunn (1953–2016), American actorBill Nunn (American football) (born 1925), American journalist and American football scoutBobby Nunn (disambiguation), multiple peopleDavid Nunn (1962–2012), British actorDavid Alexander Nunn (1833–1918), American politicianFreddie Joe Nunn (born 1962), American former professional football playerGary P. Nunn (21st century), American country musicianGlynis Nunn (born 1960), former Australian heptathleteJohn Nunn (born 1955), one of England's strongest chess playersJoseph Nunn (1905–1968), American engineerJudy Nunn (born 1945), Australian actress and authorKem Nunn (21st century), American fiction novelistL. L. Nunn (1853–1925), American entrepreneur and educatorLouie B. Nunn (1924–2004), American politicianMichael Nunn (born 1964), American boxerMichael Nunn (dancer), British ballet dancer and choreographerPatrick Nunn (21st century), English composerRobert Nunn (21st century), American football coachRonnie Nunn (21st century), former professional basketball refereeSam Nunn (born 1938), American businessman and politicianSteve Nunn (born 1952), American politicianTerri Nunn (born 1961), American singer and actressTrevor Nunn (born 1940), Olivier Award-winning English theatre director and film directorVeronica Nunn (21st century), American jazz singerWilliam Nunn (1879–1971), Conservative Party politician in the United Kingdom