List of Grand Dukes of Luxembourg

Coat of arms of the Counts, Dukes and Grand Dukes of Luxembourg

The Grand Duke of Luxembourg is the head of state of Luxembourg. Luxembourg is the world's only sovereign extant Grand Duchy, a status to which Luxembourg was promoted in 1815 upon its unification with the Netherlands under the House of Orange-Nassau.

[edit] House of Orange-Nassau

Name	Date of birth	Date of death	Monarch From	Monarch Until
William I	24 August 1772	12 December 1843	15 March 1815	7 October 1840
William II	6 December 1792	17 March 1849	7 October 1840	17 March 1849
William III	17 February 1817	23 November 1890	17 March 1849	23 November 1890

Name	Date of birth	Date of death	Monarch From	Monarch Until
Adolphe	24 July 1817	17 November 1905	23 November 1890	17 November 1905
Guillaume IV	22 April 1852	25 February 1912	17 November 1905	25 February 1912
Marie-Adélaïde	14 June 1894	24 January 1924	25 February 1912	14 January 1919
Charlotte	23 January 1896	9 July 1985	14 January 1919	12 November 1964
Jean	5 January 1921	Living	12 November 1964	7 October 2000
Henri	16 April 1955	Living	7 October 2000	Incumbent