Public holidays
1231, Greece
| # | Date | Public holiday |
|---|---|---|
| 1 | Wednesday, 1 January 1231 | New Year's Day |
| 2 | Monday, 6 January 1231 | Epiphany |
| 3 | Sunday, 16 February 1231 | Clean Monday |
| 4 | Tuesday, 25 March 1231 | Independence Day |
| 5 | Thursday, 3 April 1231 | Good Friday |
| 6 | Saturday, 5 April 1231 | Orthodox Easter |
| 7 | Sunday, 6 April 1231 | Easter Monday |
| 8 | Thursday, 1 May 1231 | Labour Day |
| 9 | Saturday, 24 May 1231 | Pentecost |
| 10 | Sunday, 25 May 1231 | Pentecost Monday |
| 11 | Friday, 15 August 1231 | Assumption |
| 12 | Tuesday, 28 October 1231 | Ochi Day |
| 13 | Thursday, 25 December 1231 | Christmas |
| 14 | Friday, 26 December 1231 | Glorifying Mother of God |