Author:John Smith
- John Smith (1580–1631), English explorer
- John Smith (1781–1855), British art dealer and inventor of the catalog raisonné
- John Smith (1825–1910), Scottish dentist, philanthropist and pioneering educator
- John Smith (1837–1922), English Inspector-General
- John Alexander Smith (1813–1889), New Zealand settler and merchant
- John Alexander Smith (1863–1939), British philosopher
- John Caswall Smith (1867–1902), English photographer
- John Prince Smith (c. 1774–1822), British law reporter and barrister
- John Prince Smith (1809–1874), British-born German economist