Belgian National Day is a public holiday in Belgium, and it is observed on July 21 each year.
Belgian National Day marks the anniversary of the investiture of King Leopold I, who took the oath as King of the Belgians on July 21, 1831. He was born on December 16, 1790, and was the country's first monarch in Belgium.
Belgian National Day was originally celebrated on September 27, then changed to July 21 by law in 1890.
The following is the list of Belgian National Day from 2023 to 2027.
| Holiday | Date | Weekday |
|---|---|---|
| Belgian National Day | Jul 21, 2023 | Friday |
| Belgian National Day | Jul 21, 2024 | Sunday |
| Belgian National Day | Jul 21, 2025 | Monday |
| Belgian National Day | Jul 21, 2026 | Tuesday |
| Belgian National Day | Jul 21, 2027 | Wednesday |