John MacNaughton or variant spellings, may refer to:
John A. MacNaughton (1945–2013), a Canadian investment banker John H. MacNaughton (born 1929), an American bishop John McNaughton (born 1950), an American film and TV director John McNaughton (government official) (1921–1967), American official Jock McNaughton (1912–1986), a Scottish professional footballer John Macnaghten (1722–1761), known as Half-Hanged MacNaghten, an Anglo-Irish convicted murderer Jon McNaughton, an American painter of conservative political themes