Public holidays
1664, Ukraine
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1664 | New Year's Day |
| 2 | Monday, 7 January 1664 | Orthodox Christmas Day |
| 3 | Saturday, 8 March 1664 | International Women's Day |
| 4 | Monday, 10 March 1664 | International Women's Day |
| 5 | Wednesday, 23 April 1664 | Orthodox Easter |
| 6 | Thursday, 24 April 1664 | Orthodox Easter |
| 7 | Thursday, 1 May 1664 | Workers' Day |
| 8 | Friday, 9 May 1664 | Memorial Day |
| 9 | Wednesday, 11 June 1664 | Orthodox Pentecost |
| 10 | Thursday, 12 June 1664 | Orthodox Pentecost |
| 11 | Saturday, 28 June 1664 | Constitution Day |
| 12 | Monday, 30 June 1664 | Constitution Day |
| 13 | Sunday, 24 August 1664 | Independence Day |
| 14 | Monday, 25 August 1664 | Independence Day |