# List of premiers of New South Wales by time in office

This is a list of premiers of New South Wales by time in office. The basis of the list is the inclusive number of days between dates.

## Rank by time in office

| Rank | No. | Officeholder | Party | District | Assumed office | Left office | Time in office (term) | Time in office (total) | Election wins |
| 1. | 7th | Sir Henry Parkes (1815–1896) GCMG | Non-Party Liberalism | MLA for East Sydney (1872–1877) Canterbury (1877–1880) Tenterfield (1882–1884) | 14 May 1872 | 8 February 1875 | 2 years, 270 days | 11 years, 278 days | 1872 1880 1882 1887 1889 |
| 1. | 7th | Sir Henry Parkes (1815–1896) GCMG | Non-Party Liberalism | MLA for East Sydney (1872–1877) Canterbury (1877–1880) Tenterfield (1882–1884) | 22 March 1877 | 16 August 1877 | 147 days | 11 years, 278 days | 1872 1880 1882 1887 1889 |
| 1. | 7th | Sir Henry Parkes (1815–1896) GCMG | Non-Party Liberalism | MLA for East Sydney (1872–1877) Canterbury (1877–1880) Tenterfield (1882–1884) | 21 December 1878 | 4 January 1883 | 4 years, 14 days | 11 years, 278 days | 1872 1880 1882 1887 1889 |
| 1. | 7th | Sir Henry Parkes (1815–1896) GCMG | Free Trade | MLA for East Sydney (1872–1877) Canterbury (1877–1880) Tenterfield (1882–1884) | 25 January 1887 | 16 January 1889 | 1 year, 357 days | 11 years, 278 days | 1872 1880 1882 1887 1889 |
| 1. | 7th | Sir Henry Parkes (1815–1896) GCMG | Free Trade | MLA for East Sydney (1872–1877) Canterbury (1877–1880) Tenterfield (1882–1884) | 8 March 1889 | 23 October 1891 | 2 years, 229 days | 11 years, 278 days | 1872 1880 1882 1887 1889 |
| 2. | 39th | Bob Carr (1947– ) | Labor | MLA for Maroubra (1983–2005) | 4 April 1995 | 3 August 2005 | | 10 years, 121 days | 1995 1999 2003 |
| 3. | 35th | Neville Wran (1926–2014) AC CNZM QC | Labor | MLA for Bass Hill (1973–1986) | 14 May 1976 | 4 July 1986 | | 10 years, 81 days | 1976 1978 1981 1984 |
| 4. | 32nd | Sir Robert Askin (1907–1981) GCMG | Liberal | MLA for Collaroy (1950–1973) Pittwater (1973–1975) | 13 May 1965 | 3 January 1975 | | 9 years, 235 days | 1965 1968 1971 1973 |
| 5. | 29th | Joseph Cahill (1891–1959) | Labor | MLA for Cook's River (1941–1959) | 2 April 1952 | 22 October 1959 | | 7 years, 203 days | 1953 1956 1959 |
| 6. | 25th | Sir Bertram Stevens (1889–1973) KCMG | United Australia | MLA for Croydon (1927–1940) | 16 May 1932 | 5 August 1939 | | 7 years, 81 days | 1932 1935 1938 |
| 7. | 2nd | Sir Charles Cowper (1807–1875) KCMG | No Party Alignment | MLA for Sydney City (1856–1859) East Sydney (1859–1867) | 26 August 1856 | 2 October 1856 | 37 days | 6 years, 352 days | 1865 |
| 7. | 2nd | Sir Charles Cowper (1807–1875) KCMG | No Party Alignment | MLA for Sydney City (1856–1859) East Sydney (1859–1867) | 7 September 1857 | 26 October 1859 | 2 years, 49 days | 6 years, 352 days | 1865 |
| 7. | 2nd | Sir Charles Cowper (1807–1875) KCMG | No Party Alignment | MLA for Sydney City (1856–1859) East Sydney (1859–1867) | 10 January 1861 | 15 October 1863 | 2 years, 278 days | 6 years, 352 days | 1865 |
| 7. | 2nd | Sir Charles Cowper (1807–1875) KCMG | No Party Alignment | MLA for Sydney City (1856–1859) East Sydney (1859–1867) | 3 February 1865 | 21 January 1866 | 352 days | 6 years, 352 days | 1865 |
| 7. | 2nd | Sir Charles Cowper (1807–1875) KCMG | No Party Alignment | MLA for Liverpool Plains (1869–1870) | 13 January 1870 | 15 December 1870 | 336 days | 6 years, 352 days | 1865 |
| 8. | 19th | William Holman (1871–1934) | Labor | MLA for Cootamundra (1904–1920) | 30 June 1913 | 15 November 1916 | 3 years, 138 days | 6 years, 287 days | 1913 1917 |
| 8. | 19th | William Holman (1871–1934) | Nationalist | MLA for Cootamundra (1904–1920) | 15 November 1916 | 12 April 1920 | 3 years, 149 days | 6 years, 287 days | 1913 1917 |
| 9. | 27th | Sir William McKell (1891–1985) GCMG | Labor | MLA for Redfern (1927–1947) | 16 May 1941 | 6 February 1947 | | 5 years, 266 days | 1941 1944 |
| 10. | 6th | Sir James Martin (1820–1886) KCB QC | No Party Alignment | MLA for Tumut (1863–1864) Lachlan (1864–1869) East Sydney (1869–1872) | 16 October 1863 | 2 February 1865 | 475 days | 5 years, 171 days | |
| 10. | 6th | Sir James Martin (1820–1886) KCB QC | No Party Alignment | MLA for Tumut (1863–1864) Lachlan (1864–1869) East Sydney (1869–1872) | 22 January 1866 | 26 October 1868 | 2 years, 278 days | 5 years, 171 days | |
| 10. | 6th | Sir James Martin (1820–1886) KCB QC | No Party Alignment | MLA for Tumut (1863–1864) Lachlan (1864–1869) East Sydney (1869–1872) | 16 December 1870 | 13 May 1872 | 1 year, 149 days | 5 years, 171 days | |
| 11. | 28th | James McGirr (1890–1957) | Labor | MLA for Bankstown (1927–1950) Liverpool (1950–1952) | 6 February 1947 | 2 April 1952 | | 5 years, 56 days | 1947 1950 |
| 12. | 12th | Sir George Reid (1845–1918) GCB KCMG KC | Free Trade | MLA for Sydney-King (1894–1901) | 3 August 1894 | 13 September 1899 | | 5 years, 41 days | 1894 1895 1898 |
| 13. | 45th | Gladys Berejiklian (1970–) | Liberal | MLA for Willoughby (2003–2021) | 23 January 2017 | 5 October 2021 | | 4 years, 255 days | 2019 |
| 14. | 5th | Sir John Robertson (1816–1891) KCMG | No Party Alignment | MLA for Upper Hunter (1859–1861) | 9 March 1860 | 9 January 1861 | 306 days | 4 years, 242 days | 1860 1874 1877 |
| 14. | 5th | Sir John Robertson (1816–1891) KCMG | No Party Alignment | MLA for Clarence (1866–1869) West Sydney (1869–1877) | 27 October 1868 | 12 January 1870 | 1 year, 77 days | 4 years, 242 days | 1860 1874 1877 |
| 14. | 5th | Sir John Robertson (1816–1891) KCMG | No Party Alignment | MLA for Clarence (1866–1869) West Sydney (1869–1877) | 9 February 1875 | 21 March 1877 | 2 years, 12 days | 4 years, 242 days | 1860 1874 1877 |
| 14. | 5th | Sir John Robertson (1816–1891) KCMG | No Party Alignment | MLA for East Macquarie (1877–1878) | 17 August 1877 | 17 December 1877 | 122 days | 4 years, 242 days | 1860 1874 1877 |
| 14. | 5th | Sir John Robertson (1816–1891) KCMG | No Party Alignment | MLA for Mudgee (1882–1886) | 22 December 1885 | 22 February 1886 | 62 days | 4 years, 242 days | 1860 1874 1877 |
| 15. | 30th | Bob Heffron (1890–1978) | Labor | MLA for Maroubra (1950–1968) | 23 October 1959 | 30 April 1964 | | 4 years, 190 days | 1962 |
| 16. | 37th | Nick Greiner (1947– ) AC | Liberal | MLA for Ku-ring-gai (1980–1992) | 25 March 1988 | 24 June 1992 | | 4 years, 91 days | 1988 1991 |
| 17. | 23rd | Jack Lang (1876–1975) | Labor | MLA for Parramatta (1920–1927) | 17 June 1925 | 18 October 1927 | 2 years, 123 days | 3 years, 314 days | 1925 1930 |
| 17. | 23rd | Jack Lang (1876–1975) | Labor | MLA for Auburn (1927–1946) | 4 November 1930 | 15 October 1931 | 345 days | 3 years, 314 days | 1925 1930 |
| 17. | 23rd | Jack Lang (1876–1975) | Labor (NSW) | MLA for Auburn (1927–1946) | 15 October 1931 | 13 May 1932 | 211 days | 3 years, 314 days | 1925 1930 |
| 18. | 14th | Sir John See (1844–1907) KCMG | Progressive | MLA for Grafton (1880–1904) | 28 March 1901 | 14 June 1904 | | 3 years, 78 days | 1901 |
| 19. | 22nd | Sir George Fuller (1861–1940) KCMG | Nationalist | MLA for Wollondilly (1920–1927) | 20 December 1921 | 20 December 1921 | 1 day | 3 years, 66 days | 1922 |
| 19. | 22nd | Sir George Fuller (1861–1940) KCMG | Nationalist | MLA for Wollondilly (1920–1927) | 13 April 1922 | 17 June 1925 | 3 years, 65 days | 3 years, 66 days | 1922 |
| 20. | 10th | Sir George Dibbs (1834–1904) KCMG | Non-Party Conservatism | MLA for Murrumbidgee (1885–1894) | 7 October 1885 | 21 December 1885 | 75 days | 3 years, 42 days | 1885 1891 |
| 20. | 10th | Sir George Dibbs (1834–1904) KCMG | Protectionist | MLA for Murrumbidgee (1885–1894) | 17 January 1889 | 7 March 1889 | 49 days | 3 years, 42 days | 1885 1891 |
| 20. | 10th | Sir George Dibbs (1834–1904) KCMG | Protectionist | MLA for Murrumbidgee (1885–1894) | 23 October 1891 | 2 August 1894 | 2 years, 283 days | 3 years, 42 days | 1885 1891 |
| 21. | 40th | Morris Iemma (1961– ) | Labor | MLA for Lakemba (1999–2008) | 3 August 2005 | 5 September 2008 | | 3 years, 33 days | 2007 |
| 22. | 16th | Sir Joseph Carruthers (1857–1922) KCMG | Liberal Reform | MLA for St George (1894–1908) | 29 August 1904 | 1 October 1907 | | 3 years, 33 days | 1904 1907 |
| 23. | 43rd | Barry O'Farrell (1959– ) | Liberal | MLA for Ku-ring-gai (1999–2015) | 28 March 2011 | 23 April 2014 | | 3 years, 26 days | 2011 |
| 24. | 24th | Sir Thomas Bavin (1874–1941) KCMG | Nationalist | MLA for Gordon (1927–1935) | 18 October 1927 | 4 November 1930 | | 3 years, 17 days | 1927 |
| 25. | 17th | Sir Charles Wade (1863–1922) KCMG KC JP | Liberal Reform | MLA for Gordon (1904–1917) | 2 October 1907 | 1 October 1910 | | 2 years, 364 days | |
| 26. | 38th | John Fahey (1945–2020) AC | Liberal | MLA for Macarthur (1996–2001) | 24 June 1992 | 4 April 1995 | | 2 years, 284 days | |
| 27. | 44th | Mike Baird (1968– ) | Liberal | MLA for Manly (2007–2017) | 17 April 2014 | 23 January 2017 | | 2 years, 275 days | 2015 |
| 28. | 9th | Sir Alexander Stuart (1824–1886) KCMG | No Party Alignment | MLA for Illawarra (1880–1885) | 5 January 1883 | 7 October 1885 | | 2 years, 275 days | |
| 29. | 18th | James McGowen (1855–1922) | Labor | MLA for Redfern (1891–1917) | 21 October 1910 | 29 June 1913 | | 2 years, 251 days | 1910 |
| 30. | 47th | Chris Minns (1979– ) | Labor | MLA for Kogarah (2015–present) | 28 March 2023 | Incumbent | | 1 year, 311 days | 2023 |
| 31. | 26th | Alexander Mair (1889–1969) | United Australia | MLA for Albury (1932–1946) | 5 August 1939 | 16 May 1941 | | 1 year, 284 days | |
| 32. | 36th | Barrie Unsworth (1934– ) | Labor | MLA for Rockdale (1986–1991) | 4 July 1986 | 25 March 1988 | | 1 year, 265 days | |
| 33. | 13th | Sir William Lyne (1844–1913) KCMG | Protectionist | MLA for Hume (1880–1901) | 14 September 1899 | 27 March 1901 | | 1 year, 194 days | 1927 |
| 34. | 20th | John Storey (1869–1921) | Labor | MLA for Balmain (1907–1921) | 13 April 1920 | 5 October 1921 | | 1 year, 175 days | 1920 |
| 35. | 46th | Dominic Perrottet (1982–) | Liberal | MLA for Castle Hill (2011–2015) Hawkesbury (2015–2019) Epping (2019–present) | 5 October 2021 | 28 March 2023 | | 1 year, 174 days | |
| 36. | 42nd | Kristina Keneally (1968– ) | Labor | MLA for Heffron (2003–2012) | 4 December 2009 | 28 March 2011 | | 1 year, 114 days | |
| 37. | 41st | Nathan Rees (1968– ) | Labor | MLA for Toongabbie (2007–2015) | 5 September 2008 | 4 December 2009 | | 1 year, 90 days | |
| 38. | 33rd | Tom Lewis (1922–2016) AO | Liberal | MLA for Wollondilly (1957–1978) | 3 January 1975 | 23 January 1976 | | 1 year, 20 days | |
| 39. | 31st | Jack Renshaw (1909–1987) AC | Labor | MLA for Castlereagh (1941–1980) | 30 April 1964 | 13 May 1965 | | 1 year, 13 days | |
| 40. | 8th | James Farnell (1825–1888) | No Party Alignment | MLA for St Leonards (1874–1882) | 18 December 1877 | 20 December 1878 | | 1 year, 2 days | |
| 41. | 3rd | Sir Henry Parker (1808–1881) KCMG | No Party Alignment | MLA for Parramatta (1856–1857) | 3 October 1856 | 7 September 1857 | | 339 days | |
| 42. | 11th | Sir Patrick Jennings (1831–1897) KCMG | Non-Party Conservatism | MLA for Bogan (1880–1887) | 26 February 1886 | 19 January 1887 | | 327 days | |
| 43. | 21st | James Dooley (1877–1950) | Labor | MLA for Hartley (1907–1920) Bathurst (1920–1927) | 5 October 1921 | 20 December 1921 | 76 days | 190 days | |
| 43. | 21st | James Dooley (1877–1950) | Labor | MLA for Hartley (1907–1920) Bathurst (1920–1927) | 20 December 1921 | 13 April 1922 | 114 days | 190 days | |
| 44. | 4th | William Forster (1818–1882) | No Party Alignment | MLA for Queanbeyan (1859–1860) | 27 October 1859 | 9 March 1860 | | 134 days | 1859 |
| 45. | 34th | Sir Eric Willis (1922–1999) KBE CMG | Liberal | MLA for Earlwood (1950–1978) | 23 January 1976 | 14 May 1976 | | 112 days | |
| 46. | 1st | Sir Stuart Donaldson (1812–1867) | No Party Alignment | MLA for Sydney Hamlets (1856) | 6 June 1856 | 25 August 1856 | | 80 days | 1856 |
| 47. | 15th | Thomas Waddell (1854–1940) | Progressive | MLA for Cowra (1998–1904) | 15 June 1904 | 29 August 1904 | | 75 days | |

## Total time in office of Australian political parties

New South Wales Parliament – 61602 days as of 2 February 2025
* Before Parties – 10716 days
* Liberalism – 6787 days
Since 7 October 1885
* Labor Party – 23981 days as of 2 February 2025
* Liberal Party – 10973 days
* Protectionist Party – 1987 days
* Progressive Party – 1251 days
* Liberal Reform Party – 1129 days
* Liberal Reform Party – 1096 days
* Liberalism (Non Party) – 63 days