The following lists events that happened during 1825 in Australia.

Incumbents Monarch – George IV

Governors Governors of the Australian colonies: Governor of New South Wales – Major-General Sir Thomas Brisbane Lieutenant-Governor of Tasmania – Colonel George Arthur

Events 14 June – Van Diemen's Land is separated administratively from New South Wales. 3 December – Van Diemen's Land becomes fully independent from New South Wales. The Legislative Council of Tasmania is established and George Arthur, former Lieutenant-Governor, is promoted as its first Governor.

Exploration and settlement 4 March – A penal settlement is established on Maria Island, Tasmania. Brisbane is founded.

Deaths 25 February – Aboriginal bushranger, Musquito is hanged at Hobart. 7 December – John Ovens, explorer (b. 1788)

References