Public holidays
1661, Slovenia
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1661 | New Year's Day |
| 2 | Sunday, 2 January 1661 | New Year Holiday |
| 3 | Tuesday, 8 February 1661 | Preseren's Day |
| 4 | Sunday, 17 April 1661 | Easter |
| 5 | Monday, 18 April 1661 | Easter Monday |
| 6 | Wednesday, 27 April 1661 | Resistance Day |
| 7 | Sunday, 1 May 1661 | May Day |
| 8 | Monday, 2 May 1661 | May Day Holiday |
| 9 | Sunday, 5 June 1661 | Whitsunday |
| 10 | Saturday, 25 June 1661 | Statehood Day |
| 11 | Monday, 15 August 1661 | Assumption Day |
| 12 | Monday, 31 October 1661 | Reformation Day |
| 13 | Tuesday, 1 November 1661 | All Saints' Day |
| 14 | Sunday, 25 December 1661 | Christmas Day |
| 15 | Monday, 26 December 1661 | Independence and Unity Day |