Portal:Australia/Anniversaries/May/May 10
- 1824 – Opening of Supreme Court in Tasmania.
- 1972 – Homosexual Law Professor George Duncan "drowns" in the Torrens River, Adelaide.
- 1996 – Prime Minister John Howard announces gun controls in the wake of the Port Arthur massacre.
- 1996 – Floods in southern Queensland & northern New South Wales kill 5 people & causes more than AUD$55 million in farm losses