Public holidays
1400, Finland
| # | Date | Public holiday |
|---|---|---|
| 1 | Wednesday, 1 January 1400 | New Year's Day |
| 2 | Monday, 6 January 1400 | Epiphany |
| 3 | Friday, 18 April 1400 | Good Friday |
| 4 | Sunday, 20 April 1400 | Easter Sunday |
| 5 | Monday, 21 April 1400 | Easter Monday |
| 6 | Thursday, 1 May 1400 | May Day |
| 7 | Thursday, 29 May 1400 | Ascension Day |
| 8 | Sunday, 8 June 1400 | Whit Sunday |
| 9 | Monday, 9 June 1400 | Whit Monday |
| 10 | Tuesday, 24 June 1400 | Midsummer Day |
| 11 | Sunday, 2 November 1400 | All Saints' Day |
| 12 | Saturday, 6 December 1400 | Independence Day |
| 13 | Thursday, 25 December 1400 | Christmas Day |
| 14 | Friday, 26 December 1400 | St Stephen's Day |