William Sidney, 1st Viscount De L'Isle

William Philip Sidney, 1st Viscount De L'Isle, known as Lord De L'Isle and Dudley between 1945 and 1956, was a British Army officer, politician and Victoria Cross recipient who served as the 15th governor-general of Australia, in office from 1961 to 1965. He was the last non-Australian to hold the position and the last British national to be appointed Governor-General of any Commonwealth realm.