Name | Achievement | Year |
| Arthur V Abbott | Attorney-General of Western Australia Member of the Legislative Assembly of WA | 1948-1953 1939-1956 |
| Edward H Angelo | Member of the Legislative Assembly of WA Member of the Legislative 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 of the City of Bayswater Member of the Legislative Assembly of WA - Maylands | 2017-2021 2025- |
| 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 the 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 the WA Legislative Council Member of the WA Liberal Party | 1993-2009 |
Peter Dowding | Member of the Legislative Council of WA Member of the 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 Business, Industry & Resources Minister for Skills and Training Minister for Housing, Planning & Consumer Affairs | 2020-2021 2022
2022- 2024- 2024- 2024-2025 |
| 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 and 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 the 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 Australian 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 Nedlands Variously - Minister for Environment, Water, Mines, State Development and Innovation Deputy Leader of the Opposition WA | 2008, 2013 and 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 Environment, Aboriginal 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- |