David Chapman may refer to:David Chapman (journalist), writer/producer covering video games, comic books, and other pop culture interests David Chapman (chemist) (1869–1958), English physical chemist David Chapman (cricketer) (1855–1934), former first-class cricketer David C. Chapman (1876–1944), led initiative to create the Great Smoky Mountains National Park David Chapman (handballer) (1975–2017), American handball player Dave Chapman (athlete), British steeplechase runner Dave Chapman (actor), English actor and television presenter Mark David Chapman, murderer of John Lennon David Chapman, Australian rapid fire pistol shooter David Chapman, British sports shooter Sir David Chapman, 3rd Baronet, British investment banker David Chapman, owner of Cataract House in Niagara Falls, New York David Chapman (physicist), Canadian physicist after whom asteroid 10047 Davidchapman was named