Public holidays
1667, Finland
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1667 | New Year's Day |
| 2 | Thursday, 6 January 1667 | Epiphany |
| 3 | Friday, 8 April 1667 | Good Friday |
| 4 | Sunday, 10 April 1667 | Easter Sunday |
| 5 | Monday, 11 April 1667 | Easter Monday |
| 6 | Sunday, 1 May 1667 | May Day |
| 7 | Thursday, 19 May 1667 | Ascension Day |
| 8 | Sunday, 29 May 1667 | Whit Sunday |
| 9 | Monday, 30 May 1667 | Whit Monday |
| 10 | Friday, 24 June 1667 | Midsummer Day |
| 11 | Sunday, 6 November 1667 | All Saints' Day |
| 12 | Tuesday, 6 December 1667 | Independence Day |
| 13 | Sunday, 25 December 1667 | Christmas Day |
| 14 | Monday, 26 December 1667 | St Stephen's Day |