Lieutenant-General Sir George Arthur, 1st Baronet, KCH, PC (June 21, 1784 – September 19, 1854) is Lieutenant Governor of British Honduras (1814–1822), Van Diemen's Land (now the State of Tasmania, part of Australia) (1823–1837) and Upper Canada (1838–1841). He also served as Governor of Bombay (1842–1846).

The ethnic cleansing of Aboriginals in Tasmania happens during his governorship.