John Niles

John Niles may refer to:


 * John Milton Niles (1787–1856), American lawyer and politician
 * John Jacob Niles (1892–1980), American composer and singer
 * John Niles (scholar) (born 1945), American scholar of medieval English literature
 * John W. Niles (1876–1961), Canadian politician in the Legislative Assembly of New Brunswick
 * John Wayne Niles, American Reconstruction era political organizer