Public holidays
1223, Serbia
| # | Date | Public holiday |
|---|---|---|
| 1 | Sunday, 1 January 1223 | New Year's Day |
| 2 | Monday, 2 January 1223 | New Year's Holiday |
| 3 | Saturday, 7 January 1223 | Orthodox Christmas Day |
| 4 | Wednesday, 15 February 1223 | National Day |
| 5 | Thursday, 16 February 1223 | National Day Holiday |
| 6 | Monday, 1 May 1223 | May Day |
| 7 | Tuesday, 2 May 1223 | May Day Holiday |
| 8 | Saturday, 11 November 1223 | Armistice Day |