Birthday of the Reigning Sovereign of Tonga is a public holiday in Tonga, known locally as ʻAho ʻAloʻi ʻo ʻEne ʻAfio ko e Tuʻi ʻo Tonga ʻoku lolotonga Pule.
In 2026 it falls on Saturday 4 July; in 2027 on Sunday 4 July.
The date is fixed, so only the weekday changes from year to year.
Dates, 2025 to 2028
| Year | Date | Weekday | Note |
|---|---|---|---|
| 2025 | 4 July | Friday long weekend | |
| 2026 | 4 July | Saturday weekend | |
| 2027 | 4 July | Sunday weekend | |
| 2027 | 5 July | Monday long weekend | observed (moved) |
| 2028 | 4 July | Tuesday |