United States •
John Atwood (colonial administrator) (1576–1644), also known as John Wood, assistant governor of the Plymouth Colony •
John Wood (congressman) (1816–1898), U.S. representative from Pennsylvania •
John Wood (Florida politician) (born 1952), member of the Florida House of Representatives •
John Wood (governor) (1798–1880), governor of Illinois •
John F. Wood Jr. (1936–2023), member of the Maryland House of Delegates •
John J. Wood (1784–1874), U.S. representative from New York •
John M. Wood (politician) (1813–1864), U.S. representative from Maine •
John Stephens Wood (1885–1968), chairman of the House Un-American Activities Committee •
John Travers Wood (1878–1954), U.S. representative from Idaho •
John William Wood (1855–1928), North Carolina state representative
United Kingdom •
John Wood (MP for Ipswich), English MP for Ipswich in 1420 •
John Wood (died 1458), English MP for Worcester and Worcestershire •
John Wood I of Keele, English MP for Newcastle-under-Lyme •
John Wood II of Keele, English MP for Newcastle-under-Lyme • Sir
John Wood (speaker) (died 1484), English MP and Speaker of the House of Commons •
John Wood (Scottish courtier) (died 1570), secretary to Regent Moray •
John Wood (MP for Bossiney) (died 1623), English MP for Bossiney •
John Wood (Isle of Man governor) (1722–1777), Governor of the Isle of Man, 1761–1777 •
John Wood (MP for Preston) (1789–1856), British MP for Preston and civil servant •
Sir John Wood, 1st Baronet (1857–1951), British Member of Parliament •
John Graeme Wood (1933–2007), British Peoples Party • Sir
John Wood (civil servant, born 1870) (1870–1933), civil servant in the Indian Civil Service
Elsewhere •
John Wood (Australian politician) (1829–1914), Victorian and Tasmanian Legislative Assemblies •
John Fisher Wood (1852–1899), Canadian Member of Parliament from Ontario •
John Wood (diplomat) (born 1944), New Zealand diplomat •
John George Corry Wood (1869–1943), English-born political figure in British Columbia ==Science==