George Houstoun Reid, KC
(Free Trade Party)

May 1901 - 18 August 1904

John Christian Watson
(Australian Labor Party)

18 August 1904 - 5 July 1905
(10 months, 18 days)

George Houstoun Reid, KC
(Free Trade Party; Anti-Socialist Party from 1906)

7 July 1905 - 16 November 1908
(3 years, 4 months, 9 days)

Joseph Cook
(Anti-Socialist Party)

17 November 1908 - 26 May 1909
(6 months, 9 days)

Alfred Deakin
(FUSION)

26 May 1909 - 2 June 1909
(7 days)

Andrew Fisher
(Australian Labor Party)

2 June 1909 - 29 April 1910
(10 months, 27 days)

Alfred Deakin
(Liberal Party of Australia)

1 July 1910 - 20 January 1913
(2 years, 6 months, 19 days)

Joseph Cook
(Liberal Party of Australia)

20 January 1913 - 24 June 1913
(5 months, 4 days)

Andrew Fisher
(Australian Labor Party)

8 July 1913 - 17 September 1914
(1 year, 2 months, 9 days)

Joseph Cook
(Liberal Party of Australia)

8 October 1914 - 17 February 1917
(2 years, 4 months, 9 days)

Frank Gwynne Tudor
(Australian Labor Party)

17 February 1917 - 10 January 1922
(4 years, 10 months, 24 days)

Matthew Charlton
(Australian Labor Party)

16 May 1922 - 29 March 1928
(5 years, 10 months, 13 days)

James Henry Scullin
(Australian Labor Party)

26 April 1928 - 22 October 1929
(1 year, 5 months, 26 days)

John Greig Latham, CMG, KC
(Nationalist Party)

20 November 1929 - 7 May 1931
(1 year, 5 months, 17 days)

Joseph Aloysius Lyons
(United Australia Party)

7 May 1931 - 6 January 1932
(7 months, 30 days)

James Henry Scullin
(Australian Labor Party)

7 January 1932 - 1 October 1935
(3 years, 8 months, 24 days)

John Curtin
(Australian Labor Party)

1 October 1935 - 7 October 1941
(6 years, 6 days)

Arthur William Fadden
(Australian Country Party)

8 October 1941 - 23 September 1943
(1 year, 11 months, 15 days)

Robert Gordon Menzies, KC
(United Australia Party; Liberal Party of Australia from 1944)

23 September 1943 - 19 December 1949
(6 years, 2 months, 26 days)

Joseph Benedict Chifley
(Australian Labor Party)

21 February 1950 - 13 June 1951
(1 year, 3 months, 23 days)

Herbert Vere Evatt, QC
(Australian Labor Party)

20 June 1951 - 9 February 1960
(8 years, 7 months, 20 days)

Arthur Augustus Calwell
(Australian Labor Party)

7 March 1960 - 8 February 1967
(6 years, 11 months, 1 day)

Edward Gough Whitlam, QC
(Australian Labor Party)

8 February 1967 - 5 December 1972
(5 years, 9 months, 27 days)

Billy Mackie Snedden, QC
(Liberal Party of Australia)

20 December 1972 - 21 March 1975
(2 years, 3 months, 1 day)

John Malcolm Fraser
(Liberal Party of Australia)

21 March 1975 - 11 November 1975
(7 months, 21 days)

Edward Gough Whitlam, QC
(Australian Labor Party)

27 January 1976 - 22 December 1977
(1 year, 10 months, 25 days)

William George Hayden
(Australian Labor Party)

22 December 1977 - 3 February 1983
(5 years, 1 month, 12 days)

Robert James Lee Hawke, AC
(Australian Labor Party)

3 February 1983 - 11 March 1983
(1 month, 8 days)

Andrew Sharp Peacock
(Liberal Party of Australia)

11 March 1983 - 5 September 1985
(2 years, 5 months, 25 days)

John Winston Howard
(Liberal Party of Australia)

5 September 1985 - 9 May 1989
(3 years, 8 months, 4 days)

Andrew Sharp Peacock
(Liberal Party of Australia)

9 May 1989 - 3 April 1990
(10 months, 25 days)

Dr John Robert Hewson
(Liberal Party of Australia)

3 April 1990 - 23 May 1994
(4 years, 1 month, 20 days)

Alexander John Gosse Downer
(Liberal Party of Australia)

23 May 1994 - 30 January 1995
(8 months, 7 days)

John Winston Howard
(Liberal Party of Australia)

30 January 1995 - 11 March 1996
(1 year, 1 month, 11 days)

Kim Christian Beazley
(Australian Labor Party)

19 March 1996 - 22 November 2001

Simon Findlay Crean
(Australian Labor Party)