George Walker Middleton (4 April 1898 – 8 August 1971) was a Scottish trade union leader. Middleton grew up in Glasgow and attended Keppochhill School before becoming active in the National Union of Distributive and Allied Workers. He joined the Communist Party of Great Britain (CPGB), becoming the party's Glasgow District Organiser, and stood unsuccessfully in Glasgow St Rollox at the 1929 general election. That year, he was a key leader of the Glasgow Hunger March. In 1953, Middleton was made a Commander of the Order of the British Empire.