Willem I
William in ceremonial robes, by Joseph Paelinck, ca. 1818–19
King of the Netherlands Grand Duke of Luxembourg
Reign	16 March 1815 – 7 October 1840
Inauguration	30 March 1814
Successor	William II
Prince of Nassau-Orange-Fulda
Reign	25 February 1803 – 27 October 1806
Prince of Orange-Nassau
1st reign	9 April 1806 – 27 October 1806
Predecessor	William V
2nd reign	20 November 1813 – 16 March 1815
Duke of Limburg
Reign	5 September 1839 – 7 October 1840
Predecessor	Francis I
Successor	William II
Born	(1772-08-24)24 August 1772 Huis ten Bosch, The Hague, Dutch Republic
Died	12 December 1843(1843-12-12) (aged 71) Berlin, Kingdom of Prussia
Burial	Nieuwe Kerk, Delft
Spouse	Wilhelmina of Prussia ​ ​ (m. 1791; died 1837)​ Henrietta d'Oultremont (morganatic) ​ ​ (m. 1841)​
Issue	William II of the Netherlands Prince Frederick Princess Pauline Princess Marianne
House	Orange-Nassau
Father	William V, Prince of Orange
Mother	Princess Wilhelmina of Prussia
Religion	Dutch Reformed Church

William I (Willem Frederik, Prince of Orange-Nassau; 24 August 1772 – 12 December 1843) was a Prince of Orange, the King of the Netherlands and Grand Duke of Luxembourg.

• (in Dutch) Willem I, Koning (1772-1843) Archived 2014-04-26 at the Wayback Machine at the Dutch Royal House website

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