| 01 January 2021 | International New Year Day |
| 07 January 2021 | Victory over Genocidal Day |
| 08 March 2021 | International Women’s Day |
| 14-15-16 April 2021 | Khmer New Year Day |
| 26 April 2021 | Visak Bochea Day |
| 30 April 2021 | Royal Plowing Ceremony |
| 01 May 2021 | International Labour Day |
| 14 May 2021 | King Sihamoni’s Birthday |
| 18 June 2021 | King Mother Birthday |
| 24 September 2021 | Constitution Day |
| 5-6-7 October 2021 | Pchum Ben Festival |
| 15 October 2021 | Commemoration Day of King’s Father |
| 29 October 2021 | King’s Coronation Day, Norodom Sihamoni |
| 09 November 2021 | Independence Day |
| 18-19-20 November 2021 | Water Festival |
