description Grand Duke Henri of Luxembourg Overview
Grand Duke Henri has been sovereign of Luxembourg since 7 October 2000, following the abdication of his father Grand Duke Jean, who had reigned since 1964.
help Grand Duke Henri of Luxembourg FAQ
When did Grand Duke Henri become Luxembourg's head of state?
Henri became head of state on October 7, 2000, after his father Grand Duke Jean abdicated. He took the constitutional oath before Luxembourg's Chamber of Deputies that same day.
Is Grand Duke Henri still Luxembourg's monarch?
No. Henri abdicated on October 3, 2025, in favor of his eldest son Guillaume, so he is now a former grand duke rather than the reigning head of state. [Official Luxembourg biography](https://monarchie.lu/en/luxembourg-monarchy/former-sovereigns/hrh-grand-duke-henri)
Who succeeded Grand Duke Henri?
His eldest son, Guillaume, succeeded him as Grand Duke of Luxembourg on October 3, 2025. Henri had held the position for 25 years after succeeding Grand Duke Jean in 2000.
Why is Henri called a grand duke instead of a king?
Luxembourg is a grand duchy, so its hereditary head of state uses the title Grand Duke rather than King. Henri served as Luxembourg's constitutional head of state from 2000 until 2025.
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