Information about legal national holidays across the globe.
Poya days and other lunar holidays are gazetted every year. Islamic holidays depend on the sighting of the moon: dates not yet announced are estimates and may move by a day.
Weekend holidays are displayed in gray.
| 2021 Day | Public Holiday |
| Thursday, January 14 | Tamil Thai Pongal Day |
| Thursday, January 28 | Duruthu Full Moon Poya Day |
| Thursday, February 04 | Independence Day |
| Friday, February 26 | Nawam Full Moon Poya Day |
| Thursday, March 11 | Maha Sivarathri Day |
| Sunday, March 28 | Medin Full Moon Poya Day |
| Friday, April 02 | Good Friday |
| Tuesday, April 13 | Day Before Sinhala and Tamil New Year |
| Wednesday, April 14 | Sinhala and Tamil New Year |
| Monday, April 26 | Bak Full Moon Poya Day |
| Saturday, May 01 | International Workers' Day |
| Friday, May 14 | Eid al-Fitr |
| Wednesday, May 26 | Vesak Full Moon Poya Day |
| Thursday, May 27 | Day Following Vesak Full Moon Poya Day |
| Thursday, June 24 | Poson Full Moon Poya Day |
| Wednesday, July 21 | Eid al-Adha |
| Friday, July 23 | Esala Full Moon Poya Day |
| Sunday, August 22 | Nikini Full Moon Poya Day |
| Monday, September 20 | Binara Full Moon Poya Day |
| Tuesday, October 19 | Prophet's Birthday |
| Wednesday, October 20 | Vap Full Moon Poya Day |
| Thursday, November 04 | Diwali |
| Thursday, November 18 | Il Full Moon Poya Day |
| Saturday, December 18 | Unduvap Full Moon Poya Day |
| Saturday, December 25 | Christmas Day |