Colin James Barnett is a former Australian politician who was the 29th Premier of Western Australia. He concurrently served as the state's Treasurer at several points during his tenure and had previously held various other portfolios in Western Australia's Court–Cowan Ministry.
Anthony James Simpson is a former Australian politician who was a Liberal Party member of the Legislative Assembly of Western Australia from 2005 to 2017. He served as a minister in the government of Colin Barnett from March 2013 to September 2016. Simpson ran a bakery before entering politics.
Alan John Carpenter is a former Australian politician who served as the 28th Premier of Western Australia, from 2006 to 2008. From Albany, Carpenter graduated from the University of Western Australia, and worked as a journalist before entering politics. A member of the Labor Party, he was first elected to the Legislative Assembly at the 1996 state election, representing the seat of Willagee. In the Gallop ministry, which took office following the 2001 election, Carpenter was Minister for Education, as well as holding several other portfolios. He replaced Geoff Gallop as premier in January 2006, following Gallop's resignation, but Labor lost office following a hung parliament at the 2008 election, with Colin Barnett becoming premier as the leader of a minority Liberal Party government. Carpenter resigned from parliament in 2009, and until 2018 held a senior management position with Wesfarmers.
Cottesloe is a Legislative Assembly electorate in the state of Western Australia. Cottesloe is named for the western Perth suburb of Cottesloe, which falls within its borders. Its previous member, Colin Barnett, was the 29th Premier of Western Australia. The current member, David Honey, was elected in a by-election after Barnett resigned in 2018.
Paul Domenic Omodei, Australian politician, was the leader of the Liberal Party and Leader of the Opposition in Western Australia from 24 March 2006 until 17 January 2008.
Brendon John Grylls is an Australian politician who was a National Party member of the Legislative Assembly of Western Australia from 2001 to 2017. Grylls became leader of the National Party in Western Australia from 2005 to 2013, and again from 2016, however he lost his seat at the state election in 2017.
Simon McDonnell O'Brien is an Australian politician who was a Liberal Party member of the Legislative Council of Western Australia from 1997 to 2021, representing South Metropolitan Region. He served as a minister in the government of Colin Barnett from 2008 to 2013.
Troy Raymond Buswell is an Australian former politician who was a Liberal member of the Western Australian Legislative Assembly from 2005 to 2014, representing the seat of Vasse. He was Treasurer of Western Australia in the Barnett Ministry from 2008 to 2010 and from 2012 to 2014, and also held several other portfolios.
Donna Evelyn Mary Faragher is an Australian politician who has been a Liberal Party member of the Legislative Council of Western Australia since 2005, representing East Metropolitan Region. She became a minister in the government of Colin Barnett in 2008, becoming the youngest woman to hold ministerial office in Western Australia.
Mount Lawley is an electorate in the state of Western Australia. Mount Lawley is named for the inner north-eastern Perth suburb of Mount Lawley, which falls within its borders.
The Barnett Ministry was the 35th Ministry of the Government of Western Australia. It included 13 members of the Liberal Party, three members of the National Party and an independent. It was led by the Premier of Western Australia, Colin Barnett, and Deputy Premier Liza Harvey. It succeeded the Carpenter Ministry on 23 September 2008 following the 2008 election and was succeeded by the First McGowan Ministry following the Liberal Party's defeat at the 2017 election.
Michael Dennis Nahan is a former Australian politician who was Leader of the Liberal Party of Australia's Western Australian branch and Leader of the Opposition from the 2017 state election until his resignation in June 2019. He served as Treasurer of Western Australia under the Barnett Ministry from March 2014 until the government's fall in March 2017. Nahan was also the Member of the Legislative Assembly for Riverton from 2008 until 2021, when he was succeeded by Labor's Jags Krishnan.
Mia Jane Davies is an Australian politician who was the Leader of the Opposition and leader of the National Party in Western Australia from March 2021 to January 2023. She has been a member of the state Legislative Assembly since 2013, having previously served in the Legislative Council from 2009 to 2013. Davies was elected deputy leader of the Nationals in November 2013, and replaced Brendon Grylls as leader in March 2017 following his defeat at the 2017 state election. As a result of the Liberal Party's electoral wipeout at the 2021 state election, she became leader of the opposition after Premier Mark McGowan gave her party the official opposition party funding, the first member of her party to hold the role since Arthur Watts in 1947. She resigned as leader of the opposition and leader of her party in January 2023, and said she would not recontest her seat at the 2025 election.
Liza Mary Harvey is an Australian politician who was the Liberal Party member of the Legislative Assembly of Western Australia from 2008 to 2021, representing the seat of Scarborough. She was a minister in the government of Colin Barnett, and in 2016 was appointed deputy premier, becoming the first woman to hold the position. She became leader of the opposition after being elected unopposed to replace Mike Nahan as state Liberal leader on 13 June 2019. On 22 November 2020, she resigned as Liberal leader and was replaced by Zak Kirkup. She lost her seat at the 2021 election.
William Richard Marmion is an Australian politician who was a member of the Legislative Assembly of Western Australia between 2008 and 2021, representing the seat of Nedlands. He served as a minister in the government of Colin Barnett from 2010 to 2017. He later served as deputy leader of the Liberal Party of Australia from 2019 to 2020.
The 2017 Western Australian state election was held on Saturday 11 March 2017 to elect members to the Parliament of Western Australia, including all 59 seats in the Legislative Assembly and all 36 seats in the Legislative Council. The eight-and-a-half-year two-term incumbent Liberal–WA National government, led by Premier Colin Barnett, was defeated in a landslide by the Labor opposition, led by Opposition Leader Mark McGowan.
Dean Cambell Nalder is an Australian former politician who was a member of the Legislative Assembly of Western Australia for the Liberal Party from 2013 to 2021, representing the seat of Alfred Cove until 2017, and Bateman following the 2017 electoral boundary re-distribution. At various times, he served as Minister for Transport, Minister for Finance and Minister for Agriculture and Food in the ministry of Premier Colin Barnett from 2014 to 2016. Following the Liberals' defeat at the 2017 state election, Nalder served in a number of shadow portfolios in the shadow ministries of Mike Nahan and Liza Harvey until resigning from the frontbench on 8 December 2020, following his announcement of retirement from politics at the next election. He was succeeded in his seat of Bateman by Labor's Kim Giddens on 13 March 2021.
A by-election for the seat of Morley-Swan in the Legislative Assembly of Western Australia was held on 9 May 1987. It was triggered by the resignation of Arthur Tonkin on 18 March 1987. The election was won by Labor's Frank Donovan, with the party suffering a small swing against it from the 1986 state election.
Zak Richard Francis Kirkup is an Australian former politician. He was a member of the Western Australian Liberal Party, and served as a member for the Western Australian Legislative Assembly for the electoral district of Dawesville from 2017 to 2021.
The Western Australian Division of the Liberal Party of Australia held a leadership vote on 24 November 2020 to determine its leader. The election was conducted among Liberal Party members of the Parliament of Western Australia. It came after its previous leader, Liza Harvey, resigned following poor opinion polling. Deputy leader Bill Marmion also resigned on the same day. The main candidates touted ahead of the election were Dean Nalder, a member of parliament since 2013 and a minister in the Barnett Ministry, and Zak Kirkup, a member of parliament since 2017. Nalder declined to nominate for the leadership after it became clear he did not have the full support of the Liberal Party caucus. As a result, Kirkup won the leadership unopposed, becoming the state's leader of the opposition. Libby Mettam was elected unopposed as the deputy leader.
