1816 in Australia

Incumbents

• Monarch - George III

Governors

• Governor of New South Wales – Lachlan Macquarie
• Lieutenant-Governor of Van Diemen's Land – Major Thomas Davey

Events

• 1 January – The first public hospital, the Rum Hospital, is opened.
• 30 March – Francis Greenway is appointed as the government's Civil Architect.
• 1 June – Andrew Bent starts regular publication of the Hobart Town Gazette and Southern Reporter.
• 2 December – John Oxley allots the first land grants in the Illawarra district.
• The Royal Botanic Garden, Sydney is opened. The overall structure and key elements of the garden were designed by Charles Moore and Joseph Maiden, and various other elements designed and built under the supervision of Allan Cunningham, Richard Cunningham, and Carrick Chambers. The garden is the oldest scientific institution in Australia.

Births

• 27 February – William Nicholson, 3rd Premier of Victoria
• 12 April – Sir Charles Gavan Duffy, 8th Premier of Victoria
• 7 October – Edward Hargraves, gold prospector
• 15 October – Sir John Robertson, 5th Premier of New South Wales
• 23 December – Thomas Sutcliffe Mort, industrialist