Overview of 12 public holidays and observances in Tonga for 2031, including 12 official public holidays. Dates are shown with the day of the week.
Public holidays in Tonga 2030 · Public holidays in Tonga 2032 · Calendar 2031
| Date | Name |
|---|---|
| (Wednesday) | New Year's Day |
| (Friday) | Good Friday |
| (Sunday) | Easter Sunday |
| (Monday) | Easter Monday |
| (Friday) | ANZAC Day |
| (Wednesday) | Emancipation Day |
| (Friday) | King Tupou VI's Birthday |
| (Wednesday) | Birthday of the Crown Prince |
| (Tuesday) | Constitution Day |
| (Thursday) | Tupou I Day |
| (Thursday) | Christmas Day |
| (Friday) | Boxing Day |