List of Premiers of South Australia by time in office
This is a list of Premiers of South Australia by time in office. The basis of the list is the inclusive number of years and days between dates.
Rank by time in office
;Parties| Rank: | No: | Premier: | Portrait: | Party: | District: | Assumed Office: | Left Office: | TERM Time in Office: | TOTAL Time in Office: | Election Wins: | |
| 1. | 33rd | Sir Thomas Playford GCMG | Liberal & Country League | MP for Gumeracha | 5 November 1938 | 10 March 1965 | 1941 1944 1947 1950 1953 1956 1959 1962 | ||||
| 2. | 39th | John Bannon AO | Labor | MP for Ross Smith | 10 November 1982 | 4 September 1992 | 1982 1985 1989 | ||||
| 3. | 44th | Mike Rann |AC, CNZM | Labor | MP for Ramsay | 5 March 2002 | 21 October 2011 | 2002 2006 2010 | ||||
| 4. | 35th | Don Dunstan AC, QC | Labor | MP for Norwood | 1 June 1967 | 17 April 1968 | ' | 9 years, 214 days | 1970 1973 1975 1977 | ||
| 4. | 35th | Don Dunstan AC, QC | Labor | MP for Norwood | 2 June 1970 | 15 February 1979 | ' | 9 years, 214 days | 1970 1973 1975 1977 | ||
| 5. | 31st | Sir Richard Butler KCMG | Liberal & Country League | MP for Wooroora | 8 April 1927 | 17 April 1930 | ' | 8 years, 210 days | 1927 1933 1938 | ||
| 5. | 31st | Sir Richard Butler KCMG | Liberal & Country League | MP for Wooroora | 18 April 1933 | 5 November 1938 | ' | 8 years, 210 days | 1927 1933 1938 | ||
| 6. | 25th | Archibald Peake | Liberal & Democratic Union | MP for Victoria & Albert Alexandra | 5 June 1909 | 3 June 1910 | ' | 6 years, 312 days | 1912 1918 | ||
| 6. | 25th | Archibald Peake | Liberal Union | MP for Victoria & Albert Alexandra | 17 February 1912 | 3 April 1915 | ' | 6 years, 312 days | 1912 1918 | ||
| 6. | 25th | Archibald Peake | Liberal Union | MP for Victoria & Albert Alexandra | 14 July 1917 | 8 April 1920 | ' | 6 years, 312 days | 1912 1918 | ||
| 7. | 20th | Charles Kingston | Non-Party Liberalism | MP for West Adelaide | 16 June 1893 | 1 December 1899 | 1893 1896 1899 | ||||
| 8. | 45th | Jay Weatherill | Labor | MP for Cheltenham | 21 October 2011 | 19 March 2018 | 2014 | ||||
| 9. | 42nd | John Olsen AO | Liberal | MP for Kavel | 28 November 1996 | 22 October 2001 | 1997 | ||||
| 10. | 8th | Sir Henry Ayers GCMG | No Party Alignment | Member of the Legislative Council | 15 July 1863 | 4 August 1864 | ' | 4 years, 34 days | |||
| 10. | 8th | Sir Henry Ayers GCMG | No Party Alignment | Member of the Legislative Council | 20 September 1865 | 23 October 1865 | ' | 4 years, 34 days | |||
| 10. | 8th | Sir Henry Ayers GCMG | No Party Alignment | Member of the Legislative Council | 3 May 1867 | 24 September 1868 | ' | 4 years, 34 days | |||
| 10. | 8th | Sir Henry Ayers GCMG | No Party Alignment | Member of the Legislative Council | 13 October 1868 | 3 November 1868 | ' | 4 years, 34 days | |||
| 10. | 8th | Sir Henry Ayers GCMG | No Party Alignment | Member of the Legislative Council | 22 January 1872 | 22 July 1873 | ' | 4 years, 34 days | |||
| 11. | 28th | Sir Henry Barwell KCMG | Liberal Federation | MP for Stanley | 8 April 1920 | 16 April 1924 | 1921 | ||||
| 12. | 17th | Thomas Playford | No Party Alignment | MP for Newcastle East Torrens | 11 June 1887 | 27 June 1889 | ' | 3 years, 323 days | |||
| 12. | 17th | Thomas Playford | No Party Alignment | MP for Newcastle East Torrens | 19 August 1890 | 21 June 1892 | ' | 3 years, 323 days | |||
| 13. | 24th | Thomas Price | Labor | MP for Torrens | 26 July 1905 | 5 June 1909 | 1905 1906 | ||||
| 14. | 22nd | John Jenkins | Non-Party Liberalism | MP for Torrens | 15 May 1901 | 1 March 1905 | 1902 | ||||
| 15. | 13th | Lionel Hill | Labor | MP for Port Pirie | 28 August 1926 | 8 April 1927 | ' | 3 years, 160 days | 1930 | ||
| 15. | 13th | Lionel Hill | Labor | MP for Port Pirie | 17 April 1930 | 14 August 1931 | ' | 3 years, 160 days | 1930 | ||
| 15. | 13th | Lionel Hill | Parliamentary Labor | MP for Port Pirie | 14 August 1931 | 13 February 1933 | ' | 3 years, 160 days | 1930 | ||
| 16. | 38th | Dr David Tonkin AO | Liberal | MP for Bragg | 18 September 1979 | 10 November 1982 | 1979 | ||||
| 17. | 11th | Sir James Boucaut KCMG | No Party Alignment | MP for Encounter Bay | 28 March 1866 | 3 May 1867 | ' | 3 years, 10 days | |||
| 17. | 11th | Sir James Boucaut KCMG | No Party Alignment | MP for Encounter Bay | 3 June 1875 | 6 June 1876 | ' | 3 years, 10 days | |||
| 17. | 11th | Sir James Boucaut KCMG | No Party Alignment | MP for Encounter Bay | 26 October 1877 | 27 September 1878 | ' | 3 years, 10 days | |||
| 18. | 15th | Sir John Bray KCMG, JP | No Party Alignment | MP for East Adelaide | 24 June 1881 | 16 June 1884 | |||||
| 19. | 41st | Dean Brown AO | Liberal | MP for Finniss | 14 December 1993 | 28 November 1996 | 1993 | ||||
| 20. | 14th | Sir William Morgan KCMG | No Party Alignment | Member of the Legislative Council | 27 September 1878 | 24 June 1881 | |||||
| 21. | 9th | Sir Arthur Blyth KCMG | No Party Alignment | MP for Gumeracha | 4 August 1864 | 22 March 1865 | ' | 2 years, 254 days | |||
| 21. | 9th | Sir Arthur Blyth KCMG | No Party Alignment | MP for Gumeracha | 10 November 1871 | 22 January 1872 | ' | 2 years, 254 days | |||
| 21. | 9th | Sir Arthur Blyth KCMG | No Party Alignment | MP for Gumeracha | 22 July 1873 | 3 June 1875 | ' | 2 years, 254 days | |||
| 22. | 16th | Sir John Downer KCMG, QC | No Party Alignment | MP for Barossa | 16 June 1885 | 11 June 1887 | ' | 2 year, 239 days | |||
| 22. | 16th | Sir John Downer KCMG, QC | Non-Party Conservatism | MP for Barossa | 15 October 1892 | 16 June 1893 | ' | 2 year, 239 days | |||
| 23. | 4th | Sir Richard Hanson | No Party Alignment | MP for Adelaide | 30 September 1857 | 9 May 1860 | |||||
| 24. | 13th | Sir John Colton KCMG | No Party Alignment | MP for Noarlunga | 6 June 1876 | 26 October 1877 | ' | 2 years, 142 days | |||
| 24. | 13th | Sir John Colton KCMG | No Party Alignment | MP for Noarlunga | 16 June 1884 | 16 June 1885 | ' | 2 years, 142 days | |||
| 25. | 46th | Steven Marshall | Liberal | MP for Norwood Dunstan | 19 March 2018 | Incumbent | 2018 | ||||
| 26. | 29th | John Gunn | Labor | MP for Adelaide | 16 April 1924 | 28 August 1926 | 1924 | ||||
| 27. | 27th | Crawford Vaughan | Labor | MP for Sturt | 3 April 1915 | 13 February 1917 | ' | 1915 | |||
| 27. | 27th | Crawford Vaughan | National Labor | MP for Sturt | 13 February 1917 | 14 July 1917 | ' | 1915 | |||
| 28. | 34th | Frank Walsh | Labor | MP for Edwardstown | 10 March 1965 | 1 June 1967 | 1965 | ||||
| 29. | 36th | Steele Hall | Liberal & Country League | MP for Gouger | 17 April 1968 | 2 June 1970 | 1968 | ||||
| 30. | 10th | John Hart | No Party Alignment | MP for Port Adelaide Light The Burra | 23 October 1865 | 28 March 1866 | ' | 1 year, 339 days | |||
| 30. | 10th | John Hart | No Party Alignment | MP for Port Adelaide Light The Burra | 24 September 1868 | 13 October 1868 | ' | 1 year, 339 days | |||
| 30. | 10th | John Hart | No Party Alignment | MP for Port Adelaide Light The Burra | 30 May 1870 | 10 November 1871 | ' | 1 year, 339 days | |||
| 31. | 19th | Sir Frederick Holder KCMG | No Party Alignment | MP for Burra | 21 June 1892 | 15 October 1892 | ' | 1 year, 274 days | |||
| 31. | 19th | Sir Frederick Holder KCMG | Non-Party Liberalism | MP for Burra | 8 December 1899 | 15 May 1901 | ' | 1 year, 274 days | |||
| 32. | 6th | George Waterhouse | No Party Alignment | Member of the Legislative Council | 8 October 1861 | 4 July 1863 | |||||
| 33. | 26th | John Verran | Labor | MP for Wallaroo | 3 June 1910 | 17 February 1912 | 1910 | ||||
| 34. | 12th | Henry Strangways | No Party Alignment | MP for West Torrens | 3 November 1868 | 30 May 1870 | |||||
| 35. | 5th | Thomas Reynolds | No Party Alignment | MP for Adelaide | 9 May 1860 | 8 October 1861 | |||||
| 36. | 40th | Lynn Arnold AO | Labor | MP for Ramsay | 4 September 1992 | 14 December 1993 | |||||
| 37. | 18th | Sir John Cockburn KCMG | No Party Alignment | MP for Mount Barker | 27 June 1889 | 19 August 1890 | 1890 | ||||
| 38. | 1st | Boyle Travers Finniss | No Party Alignment | MP for Adelaide | 24 October 1856 | 21 August 1857 | |||||
| 39. | 37th | Des Corcoran AO | Labor | MP for Hartley | 15 February 1979 | 18 September 1979 | |||||
| 40. | 7th | Francis Dutton CMG | No Party Alignment | MP for Light | 4 July 1863 | 15 July 1863 | ' | 193 days | |||
| 40. | 7th | Francis Dutton CMG | No Party Alignment | MP for Light | 22 March 1865 | 20 September 1865 | ' | 193 days | |||
| 41. | 23rd | Sir Richard Butler | Non-Party Conservatism | MP for Barossa | 1 March 1905 | 26 July 1905 | |||||
| 42. | 43rd | Rob Kerin | Liberal | MP for Frome | 22 October 2001 | 5 March 2002 | |||||
| 43. | 32nd | Robert Richards | Parliamentary Labor | MP for Wallaroo | 13 February 1933 | 18 April 1933 | |||||
| 44. | 3rd | Sir Robert Torrens GCMG | No Party Alignment | MP for Adelaide | 1 September 1857 | 30 September 1857 | |||||
| 45. | 2nd | John Baker | No Party Alignment | Member of the Legislative Council | 21 August 1857 | 1 September 1857 | |||||
| 46. | 21st | Vaiben Louis Solomon | Non-Party Conservatism | MP for Northern Territory | 1 December 1899 | 8 December 1899 |
Total time in office of political parties in South Australia
South Australian Parliament – days as ofCurrent Parties
- Liberal Party of Australia – days as of.
- Australian Labor Party – days.
Other Parties
- Conservative or Liberal : 17415 days.
- *Liberal and Country League – days.
- *Liberal Federation – days.
- *Liberal Union – days.
- *Liberal and Democratic Union – days.
Before Political Parties
- Independent – days
- Non-Party Conservatism – days.
- Non-Party Liberalism – days.