Public holidays
1231, Luxembourg, Calendrier bancaire
| # | Date | Public holiday |
|---|---|---|
| 1 | Wednesday, 1 January 1231 | New Year's Day |
| 2 | Friday, 28 March 1231 | Good Friday |
| 3 | Monday, 31 March 1231 | Easter Monday |
| 4 | Thursday, 1 May 1231 | Labour Day |
| 5 | Thursday, 8 May 1231 | Ascension Day |
| 6 | Monday, 19 May 1231 | Whit Monday |
| 7 | Monday, 23 June 1231 | National Day |
| 8 | Friday, 15 August 1231 | Assumption of Mary |
| 9 | Saturday, 1 November 1231 | All Saints' Day |
| 10 | Wednesday, 24 December 1231 | Christmas Eve |
| 11 | Thursday, 25 December 1231 | Christmas Day |
| 12 | Friday, 26 December 1231 | St. Stephen's Day |