Public holidays
1643, United Kingdom, Ireland
| # | Date | Public holiday |
|---|---|---|
| 1 | Thursday, 1 January 1643 | New Year's Day |
| 2 | Tuesday, 17 March 1643 | St. Patrick's Day |
| 3 | Monday, 6 April 1643 | Easter Monday |
| 4 | Monday, 1 June 1643 | June Bank Holiday |
| 5 | Monday, 3 August 1643 | Summer Bank Holiday |
| 6 | Monday, 26 October 1643 | October Bank Holiday |
| 7 | Friday, 25 December 1643 | Christmas Day |
| 8 | Monday, 28 December 1643 | St. Stephen's Day (substitute day) |