Australia •
John Harris (Australian settler) (1754–1838), military surgeon, magistrate, and landowner •
John Harris (New South Wales politician) (1838–1911), Australian colonial politician, mayor of Sydney •
John Harris (Victorian politician) (1868–1946), Australian politician and Country Party minister •
John Harris (Australian politician) (1890–1974), Australian senator
United Kingdom •
John Harris (MP for Hampshire) (died 1429), English MP for
Hampshire 1415 •
John Harris (MP for Grampound), English MP for
Grampound, 1555 •
John Harris (MP for West Looe) (–1623), English MP for
West Looe, 1614 •
John Harris (MP for Montgomery) (died 1626), MP for
Montgomery, 1601 •
John Harris (Bere Alston MP) (–1657), English MP for Bere Alston and Launceston •
John Harris (Royalist) (1596–1648), English MP for Liskeard, 1628, 1640, 1644 •
John Harris (died 1677) (1631–1677), English MP for Liskeard •
John Harris (merchant), British Member of Parliament for
Exeter, 1708 •
John Harris (courtier) (died 1767), British Member of Parliament for Ashburton •
John Harris (1703–1768), British Member of Parliament for Barnstaple •
John Harris (Bristol) (1725–1801), English merchant who was Mayor of Bristol in 1790 •
John Dove Harris (1809–1878), English Liberal politician •
John Harris (engineer) (1812–1869), railway engineer of the Stockton and Darlington Railway 1836–47. •
John Harris (anti-slavery campaigner) (1874–1940), English missionary, campaigner against slavery, and Liberal Party politician •
John Harris, Baron Harris of Greenwich (1930–2001), British political aide and politician for Labour and Liberal Democrats •
John Quincey Harris (1815–1846), British Whig politician
United States •
John Harris (New York politician) (1760–1824), Congressman from New York •
John Harris (Wisconsin politician) (1856–1933), Wisconsin state senator and businessman •
John S. Harris (1825–1906), United States Senator from Louisiana •
John T. Harris (1823–1899), United States Representative and lawyer from Virginia •
John Harris (Alaska politician) (born 1957), member of the Alaska House of Representatives •
John F. Harris (political aide) (born 1962), chief of staff for Illinois governor Rod Blagojevich •
John F. Harris (politician) (died 1913), American lawyer and politician from Greenville, Mississippi
Elsewhere •
John Hyde Harris (1826–1886), New Zealand politician and cricketer •
John Bruce Harris (1903–1983), Canadian political figure in Saskatchewan •
John Gordon Harris (1947–2019), Canadian policeman ==Academics==