Prime Minister of Australia prime minister, otherwise William McMahon63. Robert Menzies was the oldest person to ever be prime minister, leaving office at 71 years old. The longest-serving Prime Minister was Sir Robert Menzies, who served in office twice: from 26 April 1939 to 28 August 1941, and again from 19 December 1949 to 26 January 1966. In total Robert Menzies spent 18 years, 5 months and 12 days in office. He served under the United Australia Party and the Liberal Party respectively. The shortest-serving Prime Minister was Frank Forde, who was appointed to the position on 6 July 1945 after the death of
Prime Minister of Ukraine first (and only) female Prime Minister of Ukraine. Before the re-appointment as Prime Minister of Mykola Azarov, Tymoshenko was the longest serving prime minister serving for two terms and a total of 1,029 days (days serving as acting Prime Minister are not included in these numbers). Since Azarov was re-appointed as prime minister on 13 December 2012, he has since broken Tymoshenko's record. Azarov resigned on 28 January 2014, due to public outcry and protests following the Euromaidan. He was succeeded up by Arseniy Yatsenyuk on 27 February 2014. Yatsenyuk announced he would resign as Prime Minister on 24 July