Public holidays
1591, Australia, South Australia
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1591 | New Year's Day |
| 2 | Saturday, 26 January 1591 | Australia Day |
| Monday, 28 January 1591 | Australia Day Observance | |
| 3 | Monday, 11 March 1591 | Canberra Day/Adelaide Cup/Eight Hours Day/Labour Day |
| 4 | Friday, 12 April 1591 | Good Friday |
| 5 | Saturday, 13 April 1591 | Easter Saturday |
| 6 | Sunday, 14 April 1591 | Easter Sunday |
| 7 | Monday, 15 April 1591 | Easter Monday |
| 8 | Thursday, 25 April 1591 | Anzac Day |
| 9 | Monday, 10 June 1591 | King's Birthday |
| 10 | Monday, 7 October 1591 | Labour Day/King's Birthday |
| 11 | Wednesday, 25 December 1591 | Christmas Day |
| 12 | Thursday, 26 December 1591 | Boxing Day/Proclamation Day |