Henry Tassie (8 June 1863 – 26 October 1945) was an Australian politician. He was a member of the South Australian Legislative Council from 1918 to 1938, representing Central District No. 2 for three successive conservative parties: the Liberal Union, Liberal Federation and Liberal and Country League. He was Chief Secretary, Minister of Mines and Minister of Marine from 1927 to 1930 in the government of Richard Layton Butler.