John Larkin may refer to:
Businessmen and public officials John Larkin (barrister), Attorney General for Northern Ireland as of May 2, 2020 John D. Larkin (1845–1926), American businessman John Larkin Jr. (1804–1896), American businessman, banker and politician John Larkin, English politician who competed in Liverpool City Council election, 1946
Performers John Larkin (actor, born 1877) (1877–1936), African-American film actor and songwriter John Larkin (actor, born 1912) (1912–1965), American actor in radio dramas John Paul Larkin (1942–1999), American scat singing musician known as Scatman John
Religious figures John Larkin (Deacon of Charlestown) (1735–1807), American Revolutionary War-era minister John Larkin (Jesuit) (1801–1858), American president of Fordham University
Writers John Larkin (author) (born 1963), Australian author John Larkin (screenwriter) (1901–1965), American screenwriter
Others John Larkin, American Quaker settler in 17th century (Larkin's Hill Farm) John Larkin, husband of Swedish-American folk sculptor Anna Larkin (1855–1939) John Larkin (rugby league), Australian rugby league footballer
See also John Davis Larkins Jr. (1909–1990), American judge Larkin (disambiguation)