Edmund Barton 1901-1903
Chris Watson 1904
Andrew Fisher 1908-09, 1910-13, 1914-15
Billy Hughes 1915-1923
James Scullin 1929-1932
Earle Page 1939-1939
Arthur Fadden 1941-1941
Frank Forde 1945-1945
Harold Holt 1966-1967
John Gorton 1968-1971
Gough Whitlam 1972-1975
Bob Hawke 1983-1991
John Howard 1996-2007
Julia Gillard 2010-2013
Malcolm Turnbull 2015-2018
Alfred Deakin 1902-04, 1905-08, 1909-10
George Reid 1904-05
Joseph Cook 1913-1914
Stanley Bruce 1923-1929
Joseph Lyons 1932-1939
Robert Menzies 1939-1941, 1949-1966
John Curtain 1941-1945
Ben Chifley 1945-1949
John McEwen 1967-1968
William McMahon 1971-1972
Malcolm Fraser 1975-1983
Paul Keating 1991-1996
Kevin Rudd 2007-2010, 2013-2013
Tony Abbott 2013-2015
Scott Morrison 2018 - ?
