Public holidays
1666, United Kingdom, Scotland
| # | Date | Public holiday |
|---|---|---|
| 1 | Friday, 1 January 1666 | New Year's Day |
| 2 | Monday, 4 January 1666 | 2nd January (substitute day) |
| 3 | Friday, 16 April 1666 | Good Friday |
| 4 | Monday, 31 May 1666 | Spring Bank Holiday |
| 5 | Monday, 2 August 1666 | Summer Bank Holiday |
| 6 | Monday, 27 December 1666 | Christmas Day (substitute day) |
| 7 | Tuesday, 28 December 1666 | Boxing Day (substitute day) |