History of Australia
Australian Prime Ministers
Which Australian prime minister served the shortest term?
Which Australian prime minister served the longest term?
Which Canadian Prime Minister served the shortest term?
Who was Australian prime minister from 1972 to 1975?
Which Australian Prime minister spent the longest time in office?
The Australian Prime Minister who served the longest time in office was Sir Robert Gordon Menzies, who was Prime Minister for a total of 18 years, over two different terms. He served from 10 December 1949 to 20 January 1966. Prior to this, he had a much shorter stint as Prime Minister, from 26 April 1939 to 28 August 1941.