Old Haleian involvement within the Government of Western Australia has been significant.
Below is a list of Notable Old Haleians who have been influential in the field of politics from the early years of Western Australian settlement right through to the present day. If there are any other Old Haleians you believe should be included, contact Helen Plange, on (08) 9347 0169 or by email at oldhale@hale.wa.edu.au.
Name | Achievement | Year |
| Arthur V Abbott | Attorney-General of Western Australia Member of the Lesiglslative Assembly of WA | 1948-1953 1939-1956 |
| Edward H Angelo | Member of the Legislative Assembly of WA Member of the Lesgilsative Council of WA | 1917-1933 1934-1940 |
| John King Atkins AO | Agent General for Western Australia in London | 2015-2018 |
| Norman E Baxter | Member of the Legislative Council of WA | 1950-1983 |
| Edmund V Brockman | Member of the Legislative Assembly of WA | 1933-1938 |
| Dan Bull | 5th Mayor City of Bayswater | 2017-2021 |
| Septimus Burt | Member of the Legislative Council of WA Member of the Legislative Assembly of WA Attorney General of WA | 1874-1890 1890-1900 1890-1897 |
| Hon. Richard Court AC | Member of the Legislative Assembly of WA 26th Premier of WA Australian Ambassador to Japan | 1982-2001 1993-2001 2017-2020 |
| Hon. Hendy Cowan AO | Member of the Legislative Assembly of WA Leader of the National Party (WA) Deputy Premier of WA | 1974-2001 1979-2001 1993-2001 |
| Les Craig | Member of the Legislative Council of WA | 1934-1956 |
| Harold William (Bill) Crommelin | Liberal Member of Legislative Assembly of WA | 1956-1968 |
| Thomas Davy | Minister for Education WA Deputy leader of the Nationalist Party Attorney-General of Western Australia | 1931-1933 1927-1933 1930-1933 |
| Bruce Donaldson | Member of WA Legislative Council Member of WA Liberal Party | 1993-2009 |
| Peter Dowding | Member of Legislative Council of WA Member of Legislative Assembly of WA 24th Premier of WA | 1980-1986 1986-1990 1988-1990 |
| Arthur Driver | Administrator of the Northern Territory | 1946-1951 |
| Ross Elliott | Member of the Legislative Assembly of WA | 1965-1968 |
| Hon. Felix Ellis | Member of the Tasmanian House of Assembly for Braddon. Parliamentary Secretary to the Premier and Government Whip Minister for Police, Fire and Emergency Management, Minister for Resources and Minister for Skills, Training and Workforce Growth. | 2020-2021 2022 2022 |
| John Ferguson | Member of the Legislative Assembly of WA | 1903-1904 |
| Vic Ferry | Member of the Legislative Council of WA | 1965-1987 |
| Hon. Alexander Forrest CMG | Member for Kimberley Member for West Kimberley Mayor of Perth | 1887-1890 1890-1901 1893-1895 & 1898-1900 |
| The Rt Hon. Lord John Forrest, GCMG, PC | First Premier of WA Federal Treasurer Acting Prime Minister (19 March to 27 June) | 1890-1901 1905-1918 1907 |
| Robert Mervyn Forrest | Member of Legislative Council of WA | 1946-1952 |
| Sir Victor Garland KBE | Australian High Commissioner – UK Liberal Party member of the House of Representatives Knight Commander of the Order of the British Empire (KBE). | 1981-1983 1969-1981 1982 |
| Brian Greig | Federal Senate – Democrats | 1998-2005 |
| Hugh Halbert | Liberal Party Member for Moore | 1958-1961 |
| Air Marshall Sir Colin Hannah KCMG KCVO KBE CB | Royal Australian Air Force Chief of the Air Staff, Governor of Queensland | 1970 1972-1977 |
| Bill Hassell AM | Liberal Party Member for Cottesloe 20th Leader of the Western Australia Liberal Party Agent General for Western Australia in London | 1977-1990 1984-1986 1994-1996 |
| David Irvine AO | 10th Director-General of the Australian Secret Intelligence Service 12th Director-General of Security | 2003-2009 2009-2014 |
| Sir Walter James, KCMG, KC | 5th Premier of WA | 1902-1904 |
| Edward Bertram Johnson | Federal Senator | 1938-1942 |
| Sir George Leake, CMG, KC | 3rd Premier of WA MLA for Roebourne, Albany, West Perth | 27 May 1901 – 21 Nov 1901 23 Dec 1901 – 24 June 1902 |
| Bill Marmion MLA BE, MBA | Member for NedlandsVariously – Minister for Environment, Water, Mines, State Development and Innovation Deputy Leader of the Opposition WA | 2008, 2013 & 2017-2021 2010-2017 2019-2020 |
| Hon. Dr Kevin Minson MLA | Member for Greenough Shadow Minister for Conservation, Land Management, Waterways & Midwest Deputy Leader of the Opposition Minister for the Enviroment, Abboriginal Affairs & Disability Services | 1989-2001 1989 1990-1992 1993 |
| Sir Duncan Ross McLarty KBE MM | 17th Premier of WA | 1947-1953 |
| Peter Nattrass | Lord Mayor of Perth | 1995-2007 |
| Tony Nutt AO | Principal Adviser to former Prime Minister, the Hon John Howard OM AC Federal Director of the Liberal Party of Australia | 1997-2007 2015-2017 |
| Hubert Parker DSO VD | Member for NE Fremantle Member for Metropolitan-Surburban Province | 1930-1933 1934-1954 |
| Sir Stephen Parker KCMG | Chief Justice of the Supreme Court of Western Australia | 1906-1914 |
| Christian Porter | Attorney-General of Western Australia WA – Minister for Corrective Services Treasurer – WA Federal – Parliamentary Secretary to the Prime Minister Minister for Social Services Minister for Industrial Relations Attorney-General for Australia Minister for Industry, Science and Technology | 2008-2012 2008-2010 2010-2012 2014-2015 2015-2017 2019-2021 2017-2021 2021 |
| Charles Veryard | City of Perth Councillor Lord Mayor of Perth | 1927-1964 1964-1967 |
| Terry Waldron | Nationals Member for Wagin | 2001-2017 |
| Frances Willmott | MLC Liberal Member | 1955-1974 |
| Charles Wittenoom | State Legislative Council | 1928-1940 |
| Hon Sir Edward Wittenoom | Member for Geraldton / North Province Agent General for Western Australia in London | 1883 / 98 – 1902 / 26 1898-1901 |
| Basil Zempilas | Lord Mayor of Perth Member of the WA Legislative Assembly for Churchlands Leader of the Western Australian Liberal Party | 2020-2025 2025- 2025- |
