New Year's Day
Easter Monday
Labor Day
Ascension Day
Pentecost Monday
National Day
Assumption of Mary
All Saints' Day
Armistice Day
King's Day
Christmas Day
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
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1666
1667 › 
# Date Public holiday
1Friday, 1 January 1666 New Year's Day
2Monday, 19 April 1666 Easter Monday
3Saturday, 1 May 1666 Labor Day
4Thursday, 27 May 1666 Ascension Day
5Monday, 7 June 1666 Pentecost Monday
6Wednesday, 21 July 1666 National Day
7Sunday, 15 August 1666 Assumption of Mary
8Monday, 1 November 1666 All Saints' Day
9Thursday, 11 November 1666 Armistice Day
10Monday, 15 November 1666 King's Day
11Saturday, 25 December 1666 Christmas Day