| * |
Andrew Fisher 29 Aug 1862 - 22 Oct 1928 |
 |
period in office term of office political party age first in office |
17 Sep 1914 - 27 Oct 1915 1 year, 1 month, 11 days Commonwealth Labor 52 |
| 6th |
Joseph Cook (later Sir Joseph) 7 Dec 1860 - 30 July 1947 |
 |
period in office term of office political party age first in office |
24 June 1913 - 17 Sept 1914 1 year, 2 months, 25 days Liberal 52 |
| * |
Andrew Fisher 29 Aug 1862 - 22 Oct 1928 |
 |
period in office term of office political party age first in office |
29 April 1910 - 24 June 1913 3 years, 1 month, 26 days Commonwealth Labor 48 |
| * |
Alfred Deakin 3 Aug 1856 - 7 Oct 1919 |
 |
period in office term of office political party age first in office |
2 June 1909 - 29 April 1910 10 months, 28 days Protectionist 52 |
| 5th |
Andrew Fisher 29 Aug 1862 - 22 Oct 1928 |
 |
period in office term of office political party age first in office |
13 Nov 1908 - 2 June 1909 6 months, 21 days Commonwealth Labor 47 |
| * |
Alfred Deakin 3 Aug 1856 - 7 Oct 1919 |
 |
period in office term of office political party age first in office |
5 July 1905 - 13 Nov 1908 3 years, 4 months, 9 days Protectionist 48 |
| 4th |
George Houstoun Reid PC, KC (later Sir George) 25 Feb 1845 - 12 Sept 1918 |
 |
period in office term of office political party age first in office |
18 Aug 1904 - 5 July 1905 10 months, 18 days Free Trade 59 |
| 3rd |
John Christian Watson 9 Apr 1867 - 18 Nov 1941 |
 |
period in office term of office political party age first in office |
27 April - 17 Aug 1904 3 months, 21 days Commonwealth Labor 37 |
| 2nd |
Alfred Deakin 3 Aug 1856 - 7 of Oct 1919 |
 |
period in office term of office political party age first in office |
24 Sept 1903 - 27 April 1904 7 months, 4 days Protectionist 47 |
| 1st |
Sir Edmund Barton PC, GCMG, KC 19 Jan 1849 - 7 Jan 1920 |
 |
period in office term of office political party age first in office |
1 Jan 1901 - 24 Sept 1903 2 years, 8 months, 24 days Protectionist 51 |