New Year's Day
St. Patrick's Day
St. Patrick's Day (subs)
Easter Monday
May Day Bank Holiday
June Bank Holiday
Summer Bank Holiday
October Bank Holiday
Christmas Day
St. Stephen's Day
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1820
1821
1822 › 
# Date Public holiday
1Monday, 1 January 1821 New Year's Day
2Saturday, 17 March 1821 St. Patrick's Day
3Monday, 19 March 1821 St. Patrick's Day (substitute day)
4Monday, 23 April 1821 Easter Monday
5Monday, 7 May 1821 Early May Bank Holiday
6Monday, 4 June 1821 June Bank Holiday
7Monday, 6 August 1821 Summer Bank Holiday
8Monday, 29 October 1821 October Bank Holiday
9Tuesday, 25 December 1821 Christmas Day
10Wednesday, 26 December 1821 St. Stephen's Day