Constitution Day is a public holiday in Tonga, known locally as ʻAho Konisitutone (fakatokangaʻi).
In 2026 it falls on Monday 2 November, with a substitute day off on Monday 2 November; in 2027 on Monday 8 November.
33 other countries in our calendar also have Constitution Day as a public holiday.
Dates, 2025 to 2028
| Year | Date | Weekday | Note |
|---|---|---|---|
| 2025 | 3 November | Monday long weekend | observed (moved) |
| 2026 | 2 November | Monday long weekend | observed (moved) |
| 2027 | 8 November | Monday long weekend | observed (moved) |
| 2028 | 6 November | Monday long weekend | observed (moved) |
Constitution Day elsewhere
Around the worldAndorra14 MarchAnguilla7 AugustArmenia5 JulyCambodia24 SeptemberCayman Islands6 JulyCook Islands4 AugustDominican Republic9 NovemberEquatorial Guinea15 AugustGhana7 JanuaryJapan3 MayKazakhstan—Kosovo9 AprilKyrgyzstan5 MayMarshall Islands1 MayMexico2 FebruaryNauru17 MayNepal19 SeptemberNiue19 OctoberNorthern Mariana Islands8 DecemberNorway17 MayPalau9 JulySeychelles18 JuneSint Maarten12 OctoberSouth Korea17 JulySpain—Svalbard and Jan Mayen17 MayTaiwan25 DecemberTajikistan6 NovemberThailand10 DecemberTurks and Caicos Islands31 AugustUruguay18 JulyUzbekistan8 DecemberVanuatu5 October