Queen of Australia – Elizabeth II
Governor General – Sir Paul Hasluck
Prime Minister – Gough Whitlam
Premier of New South Wales – Sir Robert Askin
Premier of South Australia – Don Dunstan
Premier of Queensland – Sir Joh Bjelke-Petersen
Premier of Tasmania – Eric Reece
Premier of Western Australia – John Tonkin
Premier of Victoria – Rupert Hamer
10 February – Australia's first casino, the Wrest Point Hotel Casino, opens in Hobart
28 February – The federal voting age is lowered from 21 to 18. The state of New South Wales had already enacted such a change in 1970.
8 March – Whiskey Au Go Go fire
1 June – The first General Dynamics F-111 aircraft is delivered to the Royal Australian Air Force
25 August - Disappearance of Joanne Ratcliffe and Kirste Gordon
20 October – Sydney Opera House officially opened by Elizabeth II
1 December – Papua New Guinea is granted self-government prior to independence
31 December – AC/DC perform their first major gig in Sydney Australia.
Removal of "White Australia Policy".
Arts and literature
Patrick White is announced as Australian of the Year
21 September – The Jackson Pollock painting Blue Poles is controversially purchased by the Whitlam government for US$2 million (A$1.3 million).
"No award" was made for the Miles Franklin Award
Alvin Purple
Certain Women (TV series) commences
The novel Seven Little Australians adapted for television (10 part series)
The New South Wales Rugby Football League negotiates its first television deal with the Australian Broadcasting Corporation.
8 September – Derek Clayton wins his fourth men's national marathon title, clocking 2:12:07.6 in Perth.
Gala Supreme wins the Melbourne Cup
Western Australia wins the Sheffield Shield
Helsall takes line honours in the Sydney to Hobart Yacht Race. Ceil III is the handicap winner
Australia defeats South Africa 3-0 in the Federation Cup
31 January — Portia de Rossi, actress
4 February — James Hird, Australian footballer and coach
15 February — Sarah Wynter, actress
16 February — Cathy Freeman, athlete
20 February — Kimberley Davies, actor
26 March — Matt Burke, rugby union footballer
13 April — Tammy Cole, field hockey defender
19 April — George Gregan, rugby union player
26 April — Stephanie Graf, middle distance athlete
29 May — Malcolm Allen, swimmer
21 June — Alyson Annan, field hockey player
1 July - Dean Farrow, Ozzie Legend
27 July — Gorden Tallis, rugby league footballer
2 August — Susie O'Neill, swimmer
14 August — Kieren Perkins, swimmer
20 August — Scott Goodman, swimmer
22 August — Mark Hickman, field hockey goalkeeper
2 September — Matthew Dunn, swimmer
5 September — Jennifer Whittle, basketball player
18 September — Louise Sauvage, wheelchair athlete
8 October — Toby Haenen, swimmer
14 October — Steven Bradbury, speed skater
23 October — David Beard, volleyball player
20 November — Matthew Smith, field hockey player
4 December — Steve Menzies, rugby league footballer
24 December — Kerry Nettle, politician
28 December — Alex Dimitriades, actor
(Date Unknown) — Rodger Corser, Actor
5 April – John Coleman (born 1928), Australian rules footballer
21 April – Arthur Fadden (born 1894), former Prime Minister
8 July – Arthur Calwell (born 1896), politician
1973 in Australia Wikipedia (Text) CC BY-SA
