Others
- John Smith (Native American) (died 1922), Chippewa Indian reputed to have died at the age of 137
- John Smith (died 1835), one of the last two Englishmen that were hanged for sodomy in 1835
- Sir John Smith (police officer) (born 1938), British police officer, Deputy Commissioner of the Metropolitan Police, 1991–1995
- John Brown Smith (1837–?), American author, shorthand developer, utopianist, tax resister
- John Chaloner Smith (1827–1895), Irish civil engineer and writer on mezzotints
- John Douglas Smith (born 1966), sound editor
- John Baptist Smith (1843–1923), invented and helped build a lantern system of naval signaling
- John K. Smith (died 1845), founder of SmithKline as in GlaxoSmithKline, the leading pharmaceutical business
- John Kilby Smith (1752–1842), public servant from New England
- John Sidney Smith (1804–1871), legal writer
- John Gordon Smith (1792–1833), Scottish surgeon and professor of medical jurisprudence
- John Kelday Smith (1834–1889), Scottish bellhanger and songwriter
- John Pye-Smith (1774–1851), Congregational theologian and tutor
Read more about this topic: John Smith