John George Edward Henry Douglas Sutherland Campbell, marquess of Lorne, 9th duke of Argyll (1845–1914)

British politician and writer. Son of George Douglas Campbell, eighth duke of Argyll. MP for Argyllshire, 1868–78. Married Queen Victoria’s fourth daughter, Louise, in 1871. Governor-general of Canada, 1878–83. Wrote works of travel and biography. Assumed the courtesy title marquess of Lorne in 1847; became ninth duke of Argyll in 1900, but continued to be widely known as marquess of Lorne.