Sir Edward Aloysius McTiernan, KBE (16 February 1892 – 9 January 1990), was an Australian jurist, lawyer and politician. He served as an Australian Labor Party member of both the New South Wales Legislative Assembly and federal House of Representatives before being appointed to the High Court of Australia in 1930. He sat on many significant cases on the bench, eventually becoming the longest-serving judge in the court's history, before finally retiring in 1976.