Public holidays
1664, Australia, New South Wales
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1664 | New Year's Day |
| 2 | Saturday, 26 January 1664 | Australia Day |
| Monday, 28 January 1664 | Australia Day Observance | |
| 3 | Friday, 11 April 1664 | Good Friday |
| 4 | Saturday, 12 April 1664 | Easter Saturday |
| 5 | Sunday, 13 April 1664 | Easter Sunday |
| 6 | Monday, 14 April 1664 | Easter Monday |
| 7 | Friday, 25 April 1664 | Anzac Day |
| 8 | Monday, 9 June 1664 | King's Birthday |
| 9 | Monday, 4 August 1664 | Bank Holiday/Picnic Day |
| 10 | Monday, 6 October 1664 | Labour Day/King's Birthday |
| 11 | Thursday, 25 December 1664 | Christmas Day |
| 12 | Friday, 26 December 1664 | Boxing Day/Proclamation Day |