Members of the Western Australian Legislative Assembly, 1917–1921
|Name||Party||District||Years in office|
|William Angwin||Labor||North-East Fremantle||1904–1905; 1906–1927|
|Hon Frank Broun||Country||Beverley||1911–1914; 1917–1924|
|Joseph Davies||National Labor||Guildford||1917–1924|
|Thomas Draper||Nationalist||West Perth||1907–1911; 1917–1921|
|George Foley||National Labor||Mount Leonora||1911–1920|
|James Gardiner||Country||Irwin||1901–1904; 1914–1921|
|William James George||Nationalist||Murray-Wellington||1895–1902; 1909–1930|
|Albert Green||Labor||Kalgoorlie||1911–1913; 1914–1921|
|Harry Griffiths||Country||York||1914–1921; 1924–1935|
|John Hardwick||Nationalist||East Perth||1904–1911; 1914–1921|
|Thomas Heron||Labor||Mount Leonora||1920–1928|
|John Holman||Labor||Murchison||1901–1921; 1923–1925|
|Charles Hudson||National Labor||Yilgarn||1905–1921|
|George Lambert||Labor||Coolgardie||1916–1930; 1933–1941|
|Hon Sir Henry Lefroy||Nationalist||Moore||1892–1901; 1911–1921|
|John Lutey||Labor||Brownhill-Ivanhoe||1916; 1917–1932|
|Henry Kennedy Maley||Country||Greenough||1917–1924; 1929–1930|
|Hon Sir James Mitchell||Nationalist||Northam||1905–1933|
|John Mullany||National Labor||Menzies||1911–1924|
|William Ralph Nairn||Nationalist||Swan||1914–1921|
|Robert Pilkington||Nationalist (Lib.)||Perth||1917–1921|
|Samuel Rocke||Ind. Labor||South Fremantle||1917–1921|
|Hon John Scaddan||National Labor/Country||Albany||1904–1917; 1919–1924;|
|James MacCallum Smith||Nationalist||North Perth||1914–1939|
|Bartholomew James Stubbs||Labor||Subiaco||1911–1917|
|Hon George Taylor||National Labor||Mount Margaret||1901–1930|
|Hon Michael Troy||Labor||Mount Magnet||1904–1939|
|Henry Underwood||National Labor||Pilbara||1906–1924|
|John Veryard||Nationalist||Leederville||1905–1908; 1914–1921|
- 1 The Labor member for Subiaco, Bartholomew James Stubbs, died in action in Belgium on 26 September 1917. At the resulting by-election on 10 November 1917, the Nationalist candidate, Samuel Brown, was successful.
- 2 The Nationalist member for Claremont, John Stewart, resigned on 30 August 1918. At the resulting by-election on 14 September 1918, the Nationalist candidate, Thomas Duff, was successful.
- 3 Sir James Mitchell, member for Northam, was appointed by Premier Hal Colebatch as Minister for Lands and Repatriation on 17 April 1919. Mitchell was therefore required to resign and contest a ministerial by-election, at which he was declared elected upon the close of nominations on 24 April 1919. He himself became premier three weeks later after the failure of the Colebatch Ministry.
- 4 The Nationalist member for Albany, Herbert Robinson, died on 2 May 1919. At the resulting by-election on 31 May 1919, the National Labor candidate, former Premier John Scaddan, was successful.
- 5 Thomas Draper, member for West Perth, was appointed by Premier James Mitchell as Attorney-General on 17 May 1919. Draper was therefore required to resign and contest a ministerial by-election, at which he was successful against an Independent candidate on 7 June 1919.
- 6 Frank Broun, member for Beverley, was appointed by Premier James Mitchell as Colonial Secretary on 25 June 1919. Broun was therefore required to resign and contest a ministerial by-election, at which he was returned unopposed at the close of nominations on 10 July 1919.
- 7 The National Labor member for Mount Leonora, George Foley, resigned on 18 November 1920, to run as the Nationalist candidate for the federal seat of Kalgoorlie at a by-election following the expulsion of Hugh Mahon from the Australian House of Representatives. At the resulting by-election on 20 December 1920, the Labor candidate, Thomas Heron, was successful.
- Black, David; Prescott, Valerie (1997). Election statistics, Legislative Assembly of Western Australia, 1890-1996. Perth: Parliamentary History Project. ISBN 0-7309-8409-5.
- Hughes, Colin A.; Graham, B. D. (1976). Voting for the South Australian, Western Australian and Tasmanian Lower Houses, 1890-1964. Canberra: Australian National University. ISBN 0-7081-1334-6.