2011
New Year's Day: 1 January
Maundy Thursday: 21 April
Good Friday: 22 April
Easter Sunday: 24 April
Easter Monday: 25 April
Common Prayer Day: 20 May
Ascension Day: 2 June
Whit Sunday: 12 June
Whit Monday: 13 June
Christmas Day: 25 December
Boxing Day: 26 December

2012
New Year's Day: 1 January
Maundy Thursday: 5 April
Good Friday: 6 April
Easter Sunday: 8 April
Easter Monday: 9 April
Common Prayer Day: 4 May
Ascension Day: 17 May
Whit Sunday: 27 May 
Whit Monday: 28 May 
Christmas Day: 25 December
Boxing Day: 26 December

2013
New Year's Day: 1 January
Maundy Thursday: 28 March
Good Friday: 29 March
Easter Sunday: 31 March
Easter Monday: 1 April
Common Prayer Day: 26 April
Ascension Day: 9 May
Whit Sunday: 19 May
Whit Monday: 20 May
Christmas Day: 25 December
Boxing Day: 26 December

In Denmark many shops, banks, restaurants, and museums close on Constitution Day, Christmas Eve, Christmas Day, and New Year's Day.

Click here for information on school holidays in Denmark.