Public holidays
1657, Australia, Western Australia
| # | Date | Public holiday |
|---|---|---|
| 1 | Monday, 1 January 1657 | New Year's Day |
| 2 | Friday, 26 January 1657 | Australia Day |
| 3 | Monday, 5 March 1657 | Labour Day |
| 4 | Friday, 30 March 1657 | Good Friday |
| 5 | Sunday, 1 April 1657 | Easter Sunday |
| 6 | Monday, 2 April 1657 | Easter Monday |
| 7 | Wednesday, 25 April 1657 | Anzac Day |
| 8 | Monday, 4 June 1657 | Western Australia Day |
| 9 | Monday, 24 September 1657 | Queen's Birthday |
| 10 | Tuesday, 25 December 1657 | Christmas Day |
| 11 | Wednesday, 26 December 1657 | Boxing Day/Proclamation Day |