New Year's Day (subs)
St. Patrick's Day
Good Friday
Easter Monday
May Day Bank Holiday
Spring Bank Holiday
Orangemen's Day
Late Summer Bank Hol.
Christmas Day
Boxing Day
  January
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 ‹ 1819
1820
1821 › 
# Date Public holiday
1Monday, 3 January 1820 New Year's Day (substitute day)
2Friday, 17 March 1820 St. Patrick's Day
3Friday, 31 March 1820 Good Friday
4Monday, 3 April 1820 Easter Monday
5Monday, 1 May 1820 Early May Bank Holiday
6Monday, 29 May 1820 Spring Bank Holiday
7Wednesday, 12 July 1820 Orangemen's Day
8Monday, 28 August 1820 Late Summer Bank Holiday
9Monday, 25 December 1820 Christmas Day
10Tuesday, 26 December 1820 Boxing Day