Portal:Australia/Anniversaries/April/April 16
- 1865 – Harry Chauvel, the first Australian to achieve the rank of general, is born in Tabulam, New South Wales.
- 1868 – A railway linking the Queensland town of Dalby to Ipswich is completed.
- 1920 – In South Australia, the town of Hummock's Hill is renamed Whyalla.
- 1924 – John Gunn and Phillip Collier (pictured) become Premier of South Australia and Western Australia, respectively, following Labor Party victories in two state elections.
- 2003 – The Australian Army's Special Operations Command begins a four-day chase of the North Korean ocean freighter Pong Su off the coast of Lorne, Victoria.