See also: 1799 in Australia, other events of 1800, 1801 in Australia and the Timeline of Australian history.

Incumbents

Governors

Governors of the Australian colonies:

• Governor of New South Wales- Captain John Hunter then, from 28 September, Captain Philip King

Events

• July 16 - Reverends Richard Johnson and Samuel Marsden open a church school at Ryde.
• April 26 - William Balmain receives a land grant on the east side of Cockle Bay
• June 26 - Major Joseph Foveaux is appointed Lieutenant-Governor of Norfolk Island.
• July 16 - Richard Johnson and Samuel Marsden open a church school in Kissing Point (Ryde)
• September 7 - Joseph Holt is arrested on suspicion of raising an Irish insurrection.
• September 28 - Captain Philip King sworn in as Governor.
• September 29 - William Patterson is appointed Lt. Governor
• November 19 - First copper coins circulated in New South Wales. To prevent removal from the colony they were issued at double their face value, that is a coin valued at one penny in England was deemed to represent twopence in NSW.
• December 3 - Lady Nelson and Lt. James Grant arrive in Southern Australia; Grant names Cape Northumberland, Cape Banks, Mt Schanck and Mt Gambier.
• December 7 - Grant names Cape Otway; the Lady Nelson becomes the first ship to cross Bass Strait from the west.

Births

• April 22 - Roger Therry
• Jun 1 - Edward Deas Thomson

Deaths

• December 13 - Richard Dore

References

• Barker, Anthony (1996). What Happened When. St Leonards: Allen & Unwin. ISBN 1-86373-986. 
• National Library of Australia. "The World Upside Down: Australia 1788 - 1830".