1900 in Australia

The following lists events that happened during 1900 in Australia.

Incumbents

''Note: Australia was not yet federalized in 1900, therefore no prime minister existed.''

3 January – Electric lighting is installed on Adelaide streets.
25 January – State Labour politicians meet in Sydney to formally found the federal Labour party.
25 March – The S.S. Glenelg is wrecked off the Victorian coast, resulting in 31 deaths.
March to May – Record rainfall and flooding affect the Pilbara and Gascoyne regions of Western Australia
9 May – The Sierra Nevada is wrecked off Portsea, Victoria; 23 lives are lost.
2 July – Snow falls to extremely low levels in New South Wales, being recorded as low as Forbes.
5 July – The Commonwealth of Australia Constitution Act is passed.
24 July – Neville Howse rescues a fallen ally under heavy fire during the Second Boer War, becoming the first Australian recipient of the Victoria Cross.
8 August – The first Australian contingents of naval volunteers set sail for China to assist British and international troops during the Boxer Rebellion.
17 October – Natural gas is found at Roma in Queensland
27 October – Notorious murderer Jimmy Governor is apprehended near Wingham, New South Wales.
15 December – Upon his arrival in Australia, the first Governor-General, Lord Hopetoun, commits the so-called Hopetoun Blunder.

14 September – The film Soldiers of the Cross is shown in Melbourne, one of the first films shown in Australia.

8 January – Merlyn Myer, Australian philanthropist
25 January – Harold Raggatt, public servant
12 February – Sir Ragnar Garrett, army officer
7 March – Sir Lorimer Dods, medical pioneer
29 March – John McEwen, caretaker Prime Minister
26 April – Alice Berry, social activist
29 April – Amelia Best, politician
4 July – Belinda Dann, centenarian, longest-lived member of the Stolen Generation.
29 July – Mary V. Austin, community worker and political activist
1 August – Otto Nothling, rugby union and cricket player
16 August – Ida Browne, geologist and palaeontologist
9 October – Frank O'Grady, Australian public servant
19 October – Bill Ponsford, cricketer
20 October – Jack Lindsay, writer
3 December
* Karna Maria Birmingham, artist, illustrator and print maker
* Albert Hawke, Premier of Western Australia
10 December – Eric Costa, politician

17 July – Thomas McIlwraith, former Queensland premier
22 August – Dagmar Berne, medical doctor and the first female student to study medicine in Australia
17 November – John Ferris, Australian cricketer