Editing 2003 in Australia (section)

==Incumbents==
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[[File:Howard John BANNER.jpg|thumb|upright|140px|[[John Howard]]]]
*[[Monarchy of Australia|Monarch]] – [[Elizabeth II]]
*[[Governor-General of Australia|Governor-General]] – [[Peter Hollingworth]] (until 28 May), then [[Michael Jeffery (Australian Army officer)|Michael Jeffery]] (from 11 August)
**[[Administrator (Australia)|Administrator of the Commonwealth]] – [[Guy Green (judge)|Sir Guy Green]] (from 28 May to 11 August)
*[[Prime Minister of Australia|Prime Minister]] – [[John Howard]]
**[[Deputy Prime Minister of Australia|Deputy Prime Minister]] – [[John Anderson (Australian politician)|John Anderson]]
**[[List of Australian Leaders of the Opposition|Opposition Leader]] – [[Simon Crean]] (until 2 December), then [[Mark Latham]]
*[[Chief Justice of Australia|Chief Justice]] – [[Murray Gleeson]]

===State and territory leaders===
*[[Premier of New South Wales]] – [[Bob Carr]]
**[[Leader of the Opposition (New South Wales)|Opposition Leader]] – [[John Brogden (politician)|John Brogden]]
*[[Premier of Queensland]] – [[Peter Beattie]]
**[[Leader of the Opposition (Queensland)|Opposition Leader]] – [[Mike Horan (politician)|Mike Horan]] (until 4 February), then [[Lawrence Springborg]]
*[[Premier of South Australia]] – [[Mike Rann]]
**[[Leader of the Opposition (South Australia)|Opposition Leader]] – [[Rob Kerin]]
*[[Premier of Tasmania]] – [[Jim Bacon (politician)|Jim Bacon]]
**[[Leader of the Opposition (Tasmania)|Opposition Leader]] – [[Rene Hidding]]
*[[Premier of Victoria]] – [[Steve Bracks]]
**[[Leader of the Opposition (Victoria)|Opposition Leader]] – [[Robert Doyle]]
*[[Premier of Western Australia]] – [[Geoff Gallop]]
**[[Leader of the Opposition (Western Australia)|Opposition Leader]] – [[Colin Barnett]]
*[[Chief Minister of the Australian Capital Territory]] – [[Jon Stanhope]]
**[[Leader of the Opposition (Australian Capital Territory)|Opposition Leader]] – [[Brendan Smyth (politician)|Brendan Smyth]]
*[[Chief Minister of the Northern Territory]] – [[Clare Martin]]
**[[Leader of the Opposition (Northern Territory)|Opposition Leader]] – [[Denis Burke (Australian politician)|Denis Burke]] (until 14 November), then [[Terry Mills (Australian politician)|Terry Mills]]
*[[List of heads of government of Norfolk Island|Chief Minister of Norfolk Island]] – [[Geoffrey Robert Gardner|Geoffrey Gardner]]

===Governors and administrators===
*[[Governor of New South Wales]] – [[Marie Bashir]]
*[[Governor of Queensland]] – [[Peter Arnison]] (until 29 July), then [[Quentin Bryce]]
*[[Governor of South Australia]] – [[Marjorie Jackson-Nelson]]
*[[Governor of Tasmania]] – [[Guy Green (judge)|Sir Guy Green]] (until 3 October), then [[Richard Butler (diplomat)|Richard Butler]]
*[[Governor of Victoria]] – [[John Landy]]
*[[Governor of Western Australia]] – [[John Sanderson]]
*[[Australian Indian Ocean Territories|Administrator of the Australian Indian Ocean Territories]] – [[Bill Taylor (naval officer)|Bill Taylor]] (until 30 July), then [[Evan Williams (diplomat)|Evan Williams]] (from 1 November)
*[[List of administrative heads of Norfolk Island|Administrator of Norfolk Island]] – [[Tony Messner]] (until 30 July), then Michael Stephens (until 1 November), then [[Grant Tambling]]
*[[Administrator of the Northern Territory]] – [[John Anictomatis]] (until 30 October), then [[Ted Egan]]