Ministerial By-elections
The following Ministers had to resign their seats and recontest them at a ministerial by-election. Most were unopposed; these are noted in italics in the table.
| Parl. | Electorate | Date | Member | Party | Winner | Party | Appointed | Ministry | Retained | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 19th | Murray-Wellington | 17 April 1947 | Ross McLarty | Liberal | 1 April 1947 | McLarty-Watts | Yes | ||||
| 19th | Katanning | 17 April 1947 | Arthur Watts | Country | 1 April 1947 | McLarty-Watts | Yes | ||||
| 19th | West Perth | 17 April 1947 | Sir Robert McDonald | Liberal | 1 April 1947 | McLarty-Watts | Yes | ||||
| 19th | Toodyay | 17 April 1947 | Lindsay Thorn | Country | 1 April 1947 | McLarty-Watts | Yes | ||||
| 19th | Williams-Narrogin | 17 April 1947 | Victor Doney | Country | 1 April 1947 | McLarty-Watts | Yes | ||||
| 19th | North Perth | 17 April 1947 | Arthur Abbott | Liberal | 1 April 1947 | McLarty-Watts | Yes | ||||
| 19th | Pingelly | 17 April 1947 | Harrie Seward | Country | 1 April 1947 | McLarty-Watts | Yes | ||||
| 18th | Murchison | 17 August 1945 | William Marshall | Labor | 3 August 1945 | Wise | Yes | ||||
| 18th | North-East Fremantle | 17 December 1943 | John Tonkin | Labor | 9 December 1943 | Willcock | Yes | ||||
| 17th | Kanowna | 5 April 1939 | Emil Nulsen | Labor | 29 March 1939 | Willcock | Yes | ||||
| 17th | Kimberley | 5 April 1939 | Aubrey Coverley | Labor | 29 March 1939 | Willcock | Yes | ||||
| 16th | Leederville | 9 April 1938 | Alexander Panton | Labor | 24 March 1938 | Willcock | Yes | ||||
| 16th | Brown Hill-Ivanhoe | 4 September 1936 | Frederick Smith | Labor | 27 August 1936 | Willcock | Yes | ||||
| 16th | Northam | 22 May 1936 | Albert Hawke | Labor | 13 May 1936 | 2nd Collier | Yes | ||||
| 15th | Gascoyne | 11 April 1935 | Frank Wise | Labor | 26 March 1935 | 2nd Collier | Yes | ||||
| 15th | Boulder | 2 May 1933 | Philip Collier | Labor | 24 April 1933 | 2nd Collier | Yes | ||||
| 15th | South Fremantle | 2 May 1933 | Alexander McCallum | Labor | 24 April 1933 | 2nd Collier | Yes | ||||
| 15th | Geraldton | 2 May 1933 | John Willcock | Labor | 24 April 1933 | 2nd Collier | Yes | ||||
| 15th | Hannans | 2 May 1933 | Selby Munsie | Labor | 24 April 1933 | 2nd Collier | Yes | ||||
| 15th | Mount Magnet | 2 May 1933 | Michael Troy | Labor | 24 April 1933 | 2nd Collier | Yes | ||||
| 15th | Mount Hawthorn | 2 May 1933 | Harry Millington | Labor | 24 April 1933 | 2nd Collier | Yes | ||||
| 15th | East Perth | 2 May 1933 | James Kenneally | Labor | 24 April 1933 | 2nd Collier | Yes | ||||
| 14th | Northam | 1 May 1930 | Sir James Mitchell | Nationalist | 24 April 1930 | 2nd Mitchell | Yes | ||||
| 14th | Northam | 1 May 1930 | Charles Latham | Country | 24 April 1930 | 2nd Mitchell | Yes | ||||
| 14th | West Perth | 1 May 1930 | Thomas Davy | Nationalist | 24 April 1930 | 2nd Mitchell | Yes | ||||
| 14th | Maylands | 1 May 1930 | John Scaddan | Nationalist | 24 April 1930 | 2nd Mitchell | Yes | ||||
| 14th | Mount Marshall | 1 May 1930 | John Lindsay | Country | 24 April 1930 | 2nd Mitchell | Yes | ||||
| 14th | Nedlands | 1 May 1930 | Norbert Keenan | Nationalist | 24 April 1930 | 2nd Mitchell | Yes | ||||
| 14th | Irwin-Moore | 1 May 1930 | Percy Ferguson | Country | 24 April 1930 | 2nd Mitchell | Yes | ||||
| 13th | Leederville | 23 December 1927 | Harry Millington | Labor | 15 December 1927 | 1st Collier | Yes | ||||
| 13th | Kalgoorlie | 23 December 1927 | James Cunningham | Labor | 15 December 1927 | 1st Collier | Yes | ||||
| 13th | Hannans | 9 May 1927 | Selby Munsie | Labor | 30 April 1927 | 1st Collier | Yes | ||||
| 12th | Boulder | 1 May 1924 | Philip Collier | Labor | 16 April 1924 | 1st Collier | Yes | ||||
| 12th | North-East Fremantle | 1 May 1924 | William Angwin | Labor | 16 April 1924 | 1st Collier | Yes | ||||
| 12th | Mount Magnet | 1 May 1924 | Michael Troy | Labor | 16 April 1924 | 1st Collier | Yes | ||||
| 12th | Geraldton | 1 May 1924 | John Willcock | Labor | 16 April 1924 | 1st Collier | Yes | ||||
| 12th | South Fremantle | 1 May 1924 | Alexander McCallum | Labor | 16 April 1924 | 1st Collier | Yes | ||||
| 11th | Swan | 31 August 1922 | Richard Sampson | Country | 22 August 1922 | Mitchell | Yes | ||||
| 11th | Greenough | 14 May 1921 | H. K. Maley | Country | 13 April 1921 | 1st Mitchell | Yes | ||||
| 10th | Beverley | 10 July 1919 | Frank Broun | Country | 25 June 1919 | 1st Mitchell | Yes | ||||
| 10th | West Perth | 7 June 1919 | Thomas Draper | Nationalist | 17 May 1919 | 1st Mitchell | Yes | ||||
| 10th | Northam | 24 April 1919 | James Mitchell | Nationalist | 17 April 1919 | Colebatch | Yes | ||||
| 9th | Brown Hill-Ivanhoe | 21 July 1917 | John Scaddan | National Labor | John Lutey | Labor | 28 June 1917 | Lefroy | No | ||
| 9th | Irwin | 11 July 1917 | James Gardiner | Nationalist | 28 June 1917 | Lefroy | Yes | ||||
| 9th | Sussex | 10 August 1916 | Frank Wilson | Liberal | 27 July 1916 | 2nd Wilson | Yes | ||||
| 9th | Moore | 10 August 1916 | Sir Henry Lefroy | Liberal | 27 July 1916 | 2nd Wilson | Yes | ||||
| 9th | Northam | 19 August 1916 | James Mitchell | Liberal | 27 July 1916 | 2nd Wilson | Yes | ||||
| 9th | Murray-Wellington | 10 August 1916 | William George | Liberal | 27 July 1916 | 2nd Wilson | Yes | ||||
| 9th | Canning | 19 August 1916 | Robert Robinson | Liberal | 27 July 1916 | 2nd Wilson | Yes | ||||
| 9th | North-East Fremantle | 2 December 1914 | William Angwin | Labor | 23 November 1914 | Scaddan | Yes | ||||
| 8th | Brown Hill-Ivanhoe | 17 October 1911 | John Scaddan | Labor | 7 October 1911 | Scaddan | Yes | ||||
| 8th | Boulder | 17 October 1911 | Philip Collier | Labor | 7 October 1911 | Scaddan | Yes | ||||
| 8th | Avon | 17 October 1911 | Thomas Bath | Labor | 7 October 1911 | Scaddan | Yes | ||||
| 8th | Guildford | 17 October 1911 | William Johnson | Labor | 7 October 1911 | Scaddan | Yes | ||||
| 8th | Kanowna | 17 October 1911 | Thomas Walker | Labor | 7 October 1911 | Scaddan | Yes | ||||
| 7th | Subiaco | 24 September 1910 | Henry Daglish | Ministerial | 16 September 1910 | 1st Wilson | Yes | ||||
| 7th | Greenough | 8 July 1909 | John Nanson | Ministerial | 30 June 1909 | Moore | Yes | ||||
| 7th | Northam | 3 June 1909 | James Mitchell | Ministerial | 14 May 1909 | Moore | Yes | ||||
| 6th | Fremantle | 25 May 1906 | James Price | Ministerial | 7 May 1906 | Moore | Yes | ||||
| 6th | Kalgoorlie | 25 May 1906 | Norbert Keenan | Ministerial | 7 May 1906 | Moore | Yes | ||||
| 5th | Guildford | 14 September 1905 | Cornthwaite Rason | Ministerial | 25 August 1905 | Rason | Yes | ||||
| 5th | Menzies | 14 September 1905 | Henry Gregory | Ministerial | 25 August 1905 | Rason | Yes | ||||
| 5th | Sussex | 14 September 1905 | Frank Wilson | Ministerial | 25 August 1905 | Rason | Yes | ||||
| 5th | Bunbury | 14 September 1905 | Newton Moore | Ministerial | 25 August 1905 | Rason | Yes | ||||
| 5th | Roebourne | 4 September 1905 | John Sydney Hicks | Ministerial | 25 August 1905 | Rason | Yes | ||||
| 5th | Brown Hill | 22 June 1905 | Thomas Bath | Labor | 7 June 1905 | Daglish | Yes | ||||
| 5th | Mount Leonora | 30 June 1905 | Patrick Lynch | Labor | 7 June 1905 | Daglish | Yes | ||||
| 5th | Subiaco | 19 August 1904 | Henry Daglish | Labor | 10 August 1904 | Daglish | Yes | ||||
| 5th | Mount Margaret | 19 August 1904 | George Taylor | Labor | 10 August 1904 | Daglish | Yes | ||||
| 5th | Kanowna | 19 August 1904 | Robert Hastie | Labor | 10 August 1904 | Daglish | Yes | ||||
| 5th | Murchison | 19 August 1904 | John Holman | Labor | 10 August 1904 | Daglish | Yes | ||||
| 5th | Kalgoorlie | 19 August 1904 | William Johnson | Labor | 10 August 1904 | Daglish | Yes | ||||
| 4th | Boulder | 25 February 1903 | John Marquis Hopkins | Opposition | 17 February 1903 | James | Yes | ||||
| 4th | East Perth | 11 July 1902 | Walter James | Opposition | 1 July 1902 | James | Yes | ||||
| 4th | Albany | 11 July 1902 | James Gardiner | Opposition | 1 July 1902 | James | Yes | ||||
| 4th | West Perth | 7 January 1902 | George Leake | Opposition | 23 December 1901 | 2nd Leake | Yes | ||||
| 4th | Cue | 7 January 1902 | Frederick Illingworth | Opposition | 23 December 1901 | 2nd Leake | Yes | ||||
| 4th | Pilbara | 7 January 1902 | Walter Kingsmill | Opposition | 23 December 1901 | 2nd Leake | Yes | ||||
| 4th | Guildford | 7 January 1902 | Cornthwaite Rason | Opposition | 23 December 1901 | 2nd Leake | Yes | ||||
| 4th | North Coolgardie | 7 January 1902 | Henry Gregory | Opposition | 23 December 1901 | 2nd Leake | Yes | ||||
| 4th | Coolgardie | 6 December 1901 | Alf Morgans | Ministerial | 21 November 1901 | Morgans | Yes | ||||
| 4th | Coolgardie | 10 December 1901 | Frederick Moorhead | Ministerial | John Holman | Labor | 21 November 1901 | Morgans | No | ||
| 4th | Toodyay | 6 December 1901 | Timothy Quinlan | Ministerial | 21 November 1901 | Morgans | Yes | ||||
| 4th | Murchison | 10 December 1901 | John Nanson | Ministerial | 21 November 1901 | Morgans | Yes | ||||
| 4th | Perth | 6 December 1901 | Frank Wilson | Ministerial | William Purkiss | Ministerial | 21 November 1901 | Morgans | No | ||
| 4th | West Perth | 19 June 1901 | George Leake | Opposition | 27 May 1901 | 1st Leake | Yes | ||||
| 4th | Cue | 19 June 1901 | Frederick Illingworth | Opposition | 27 May 1901 | 1st Leake | Yes | ||||
| 4th | Pilbara | 19 June 1901 | Walter Kingsmill | Opposition | 27 May 1901 | 1st Leake | Yes | ||||
| 4th | East Fremantle | 19 June 1901 | Joseph Holmes | Opposition | 27 May 1901 | 1st Leake | Yes | ||||
| 4th | North Coolgardie | 19 June 1901 | Henry Gregory | Opposition | 27 May 1901 | 1st Leake | Yes | ||||
| 3rd | West Perth | 22 September 1900 | Barrington Wood | Ministerial | 10 September 1900 | Forrest | Yes | ||||
| 3rd | Greenough | Richard Pennefather | Ministerial | 27 October 1897 | Forrest | Yes | |||||
| 3rd | Moore | Henry Lefroy | Ministerial | 12 May 1897 | Forrest | Yes | |||||
| 2nd | Northam | 27 January 1897 | George Throssell | Ministerial | 20 January 1897 | Forrest | Yes | ||||
| 2nd | Williams | 18 April 1896 | Frederick Henry Piesse | Ministerial | 1 April 1896 | Forrest | Yes | ||||
| 2nd | Bunbury | 17 January 1895 | Alexander Richardson | Ministerial | 4 December 1894 | Forrest | Yes | ||||
| 1st | Bunbury | 8 January 1891 | John Forrest | Ministerial | 30 December 1890 | Forrest | Yes | ||||
| 1st | Ashburton | 8 January 1891 | Septimus Burt | Ministerial | 30 December 1890 | Forrest | Yes | ||||
| 1st | Fremantle | 8 January 1891 | William Marmion | Ministerial | 30 December 1890 | Forrest | Yes | ||||
| 1st | Wellington | 8 January 1891 | Harry Venn | Ministerial | 30 December 1890 | Forrest | Yes | ||||
Read more about this topic: List Of Western Australian State By-elections, List of Legislative Assembly By-elections