Public holidays to be observed by Embassy of Sri Lanka in Viet Nam For the year 2021
| 1. | 01st January (Friday) | New Year Holiday |
| 2. | 04th February (Thursday) | Independence Day of Sri Lanka |
| 3. | 10th February (Wednesday) | First Day of Tet (Viet Nam Lunar New Year Holiday) |
| 4. | 11th February (Thursday) | Tet Holiday |
| 5. | 12th February (Friday) | Tet Holiday |
| 6. | 13th February (Saturday) | Tet Holiday |
| 7. | 14th February (Sunday) | Tet Holiday |
| 8. | 15th February (Monday) | Tet Holiday |
| 9. | 16th February (Tuesday) | Tet Holiday |
| 10. | 14th April (Wednesday) | Sinhala and Tamil New Year Day |
| 11. | 21st April (Wednesday) | King Hung’s Commemoration Day |
| 12. | 30th April (Friday) | Reunification Day |
| 13. | 01st May (Saturday) | International Labour Day |
| 14. | 03rd May (Monday) | International Labour Day (Observation Day) |
| 15. | 14th May (Friday) | ID-UI-Fitr (Ramazan Festival Day) |
| 16. | 26th May (Wednesday) | Vesak Full Moon Poya Day |
| 17. | 02nd September (Thursday) | National Day of Viet Nam |
| 18. | 03rd September (Friday) | National Day of Viet Nam |
| 19. | 04th November (Thursday) | Deepavali Festival Day |
| 20. | 25th December (Saturday) | Christmas Day |