Tuesday, 4 November 2025
Tonga Constitution Day commemorates the adoption of the country’s constitution on 4 November 1875.
Also known as
- Tonga National Day
Frequently asked questions
- When is Tonga Constitution Day 2025?
- Tonga Constitution Day 2025 is on Tuesday, 4 November 2025.
- What day of the week is Tonga Constitution Day 2025?
- It falls on Tuesday.
- How is Tonga Constitution Day calculated?
- This event is observed every year on 4 November.