Portal:Australia/Anniversaries/October/October 9
- 1888 – Launceston, Tasmania is proclaimed a city.
- 1891 – The ceremonial mace is stolen from Victoria's Parliament House, Melbourne.
- 1942 – The Statute of Westminster Adoption Act 1942, which symbolically represents Australia's indepdendence from the United Kingdom, becomes law.
- 1975 – Mark Viduka, Australian and Middlesbrough football (soccer) striker, was born in Melbourne.
- 2004 – John Howard is reelected in Federal election.