Sport
- 29 January – New South Wales wins the Sheffield Shield.
- 5 May to 27 July – Australia sends women to the Olympic Games, the 1912 Summer Olympics in Stockholm, for the first time. Australasia won 2 gold, 2 silver and 3 bronze medals. Fanny Durack won the 100 metres freestyle. Australasia won the men's 4x200m freestyle relay.
- 17 August – The 1912 NSWRFL Premiership is won by Eastern Suburbs.
- 28 September – The Essendon Bombers win the VFL Grand Final—their second consecutive premiership—defeating South Melbourne Swans 5.17 (47) to 4.9 (33).
- 5 November – Piastre wins the Melbourne Cup.
Read more about this topic: 1912 In Australia