All 2026 Holidays

Weekday Calculator: Instantly determine what day of the week any date falls on, from 4000 BC to thousands of years in the future.
10+ Calendar Systems: Convert dates across Gregorian, Hebrew, Islamic (Hijri), Julian, Chinese Lunar, Hindu (Vikram Samvat), Maya (Long Count), Egyptian, and Babylonian calendars.
BC/BCE Support: Full support for ancient and historical dates using the Proleptic Gregorian and Julian calendar systems with astronomical year numbering.
Date Calculators: Business days calculator, age calculator, date difference, day of year, ISO week number, and leap year checker.
50+ Country Holidays: View public holidays and countdowns for over 50 countries worldwide.

HolidayDateDayLinks

Tết (Lunar New Year)1st day of Lunar New YearVariable

Hung Kings Day10th of 3rd lunar monthVariable

National DaySeptember 2, 2026WednesdayDetails

Frequently Asked Questions

Vietnam has 6 major public holidays.

New Year's Day, Tết (Lunar New Year), Hung Kings Day, Reunification Day, Labour Day, National Day.