Public holidays
1664, Russia
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1664 | New Year Holiday |
| 2 | Wednesday, 2 January 1664 | New Year Holiday |
| 3 | Thursday, 3 January 1664 | New Year Holiday |
| 4 | Friday, 4 January 1664 | New Year Holiday |
| 5 | Saturday, 5 January 1664 | New Year Holiday |
| 6 | Sunday, 6 January 1664 | New Year Holiday |
| 7 | Monday, 7 January 1664 | New Year Holiday |
| 8 | Tuesday, 8 January 1664 | New Year Holiday |
| 9 | Saturday, 23 February 1664 | Defender of the Fatherland Day |
| 10 | Saturday, 8 March 1664 | Women's Day |
| 11 | Monday, 10 March 1664 | Women's Day |
| 12 | Wednesday, 23 April 1664 | Orthodox Easter |
| 13 | Thursday, 1 May 1664 | Spring and Labour Day |
| 14 | Friday, 9 May 1664 | Victory Day |
| 15 | Thursday, 12 June 1664 | Russia Day |
| 16 | Tuesday, 4 November 1664 | Unity Day |