Ian Douglas Macdonald (born 29 November 1945) is a former Australian politician who served as a Senator for Queensland from 1990 to 2019, representing the Liberal Party. He was Minister for Regional Services, Territories and Local Government (1998–2001) and Minister for Fisheries, Forestry and Conservation (2001–2006) in the Howard Government. He was defeated at the 2019 federal election, having been the longest-serving incumbent member of parliament for the final years of his career. Early life Macdonald was born in Brisbane, Queensland, and was a solicitor before entering politics. He was also a Councillor in the Burdekin Shire Council 1979–90. He was Vice-President of the Liberal Party in Queensland from 1987 to 1990. Early political career In 1992, Macdonald was appointed to the Opposition Shadow Ministry under Liberal leader John Hewson as Shadow Minister for Local Government and the Australian Capital Territory. In 1994, following Alexander Downer's accession to the party leadership, Macdonald was given the positions of Shadow Minister for Regional Development and Shadow Minister for Infrastructure and continued to serve at these positions under Opposition leader John Howard. Howard Government Following the election of the Howard Government, Macdonald was appointed Parliamentary Secretary to the Minister for the Environment in 1996. In 1998, MacDonald was appointed to the Second Howard Ministry as Minister for Regional Services, Territories and Local Government. In 2001, Macdonald was appointed Minister for Forestry and Conservation in the Third Howard Ministry. His portfolio was renamed Fisheries, Forestry and Conservation in November 2002. He continued in this position in the Fourth Howard Ministry until January 2006 when he lost his position in a Cabinet reshuffle triggered by the retirement of Robert Hill. Return to Opposition Following the defeat of the Howard Government in 2007, Macdonald was appointed to the Opposition Shadow Ministry of Brendan Nelson as Shadow Minister Assisting the Leader of the Opposition and Shadow Minister for Northern Australia. On 22 September 2008, following the election of Malcolm Turnbull as Opposition Leader, Macdonald lost his position as Shadow Minister Assisting the Leader of the Opposition but retained the position of Shadow Parliamentary Secretary for Northern Australia. In 2009, Macdonald lost his position in the Shadow Cabinet following Tony Abbott's accession to the Liberal leadership, but was appointed Shadow Parliamentary Secretary for Northern and Remote Australia. In 2010, he also took on the position of Shadow Parliamentary Secretary for the Defence Force and Defence Support. Final years