Sir Harry Sutherland Wightman Lawson KCMG (5 March 1875 – 12 June 1952), was an Australian politician who served as Premier of Victoria from 1918 to 1924.
He later entered federal politics, serving as a Senator for Victoria (1929–1935) and briefly as a minister in the Lyons Government.
He was a member of the Nationalist Party until 1931, when it was replaced with the United Australia Party.