John Small may refer to:
Politicians John Small (Canadian politician, born 1746) (1746–1841), political figure in Upper Canada John Small (Canadian politician, born 1831) (1831–1909), member of the Canadian House of Commons John Francis Small (1853–1923), Member of the United Kingdom Parliament for County Wexford John Humphrey Small (1858–1946), U.S. Representative from North Carolina
Sportspeople John Small (cricketer) (1737–1826), English cricketer Jack Small (1765–1836), English cricketer John Small (American football) (1946–2012), American football player John Small (Gaelic footballer) (born 1993), Gaelic footballer
Military figures John Small (British Army officer) (1726–1796), active in the American Revolutionary War John Small (gunsmith) (1759–1821), American gunsmith, sheriff, and first Indiana Adjutant General John Small (British Army medical officer) (1823–1879), British Army deputy surgeon-general
Others John Small (librarian) (1828–1886), librarian of the University of Edinburgh John Bryan Small (died 1915), African-American bishop in the AME Zion Church John Kunkel Small (1869–1938), American botanist
See also Jon Small (1947–2026), American drummer and director Jonathan Small, a character in the novel The Sign of the Four