Portal:Australia/Anniversaries/January/January 23
- 1796 – The distilling of spirits is prohibited.
- 1943 – World War II: Australian and American forces finally defeat the Japanese army in Papua. This turning point in the Pacific War marks the beginning of the end of Japanese aggression.
- 1948 – De Havilland Australia conducts the first flight of its three-engined DHA-3 Drover transport aircraft at Bankstown Airport.
- 1999 – Australian missionary Graham Staines and his two sons are burned alive by radical Hindus while sleeping in their car in Eastern India.