New Year's Day
Epiphany
Saint Joseph's Day
Maundy Thursday
Good Friday
Easter Monday
Labour Day
Whit Monday
La Rioja Day
Saint James's Day
Assumption
All Saints' Day
Constitution Day
Immaculate Concep.
Christmas Day
Christmas substitute
  January
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 ‹ 1643
1644
1645 › 
# Date Public holiday
1Friday, 1 January 1644 New Year's Day
2Wednesday, 6 January 1644 Epiphany of the Lord
3Saturday, 19 March 1644 Saint Joseph's Day
4Thursday, 24 March 1644 Maundy Thursday
5Friday, 25 March 1644 Good Friday
6Monday, 28 March 1644 Easter Monday
7Sunday, 1 May 1644 Labour Day
8Monday, 16 May 1644 Whit Monday
9Thursday, 9 June 1644 La Rioja Day
10Monday, 25 July 1644 Saint James the Apostle
11Monday, 15 August 1644 Assumption of the Virgin Mary
12Tuesday, 1 November 1644 All Saints' Day
13Tuesday, 6 December 1644 Spanish Constitution Day
14Thursday, 8 December 1644 Immaculate Conception
15Sunday, 25 December 1644 Nativity of the Lord
16Monday, 26 December 1644 Monday following Christmas Day/Saint Stephen’s Day — Second Day of Christmas / Monday following Christmas Day