Public holidays
2123, Serbia
| # | Date | Public holiday |
|---|---|---|
| 1 | Friday, 1 January 2123 | New Year's Day |
| 2 | Saturday, 2 January 2123 | New Year's Holiday |
| 3 | Thursday, 7 January 2123 | Orthodox Christmas Day |
| 4 | Monday, 15 February 2123 | National Day |
| 5 | Tuesday, 16 February 2123 | National Day Holiday |
| 6 | Thursday, 15 April 2123 | Great Friday |
| 7 | Friday, 16 April 2123 | Orthodox Easter Saturday |
| 8 | Saturday, 17 April 2123 | Orthodox Easter |
| 9 | Sunday, 18 April 2123 | Orthodox Easter Monday |
| 10 | Saturday, 1 May 2123 | May Day |
| 11 | Sunday, 2 May 2123 | May Day Holiday |
| Monday, 3 May 2123 | May Day Holiday (observance) | |
| 12 | Thursday, 11 November 2123 | Armistice Day |