Hung Kings' Commemoration Day is a public holiday in Vietnam, known locally as Ngày Giỗ Tổ Hùng Vương.
In 2026 it falls on Sunday 26 April, with a substitute day off on Monday 27 April; in 2027 on Friday 16 April.
Dates, 2025 to 2028
| Year | Date | Weekday | Note |
|---|---|---|---|
| 2025 | 7 April | Monday long weekend | |
| 2026 | 26 April | Sunday weekend | |
| 2026 | 27 April | Monday long weekend | observed (moved) |
| 2027 | 16 April | Friday long weekend | |
| 2028 | 4 April | Tuesday |