Guillaume, Hereditary Grand Duke of Luxembourg

HRH The Hereditary Grand Duke of Luxembourg
Titles	Hereditary Grand Duke of Luxembourg
Biographical Information
Born	11 November 1981 (age 44) Luxembourg, Luxembourg
Spouse	Countess Stephanie of Lannoy (m. 2012)
Issue	Prince Charles Prince Francois
Name	Guillaume Jean Joseph Marie
House	Nassau
Father	Henri, Grand Duke of Luxembourg
Mother	Infanta Maria Teresa of Spain
Religion	Roman Catholic

Guillaume, Hereditary Grand Duke of Luxembourg (born Prince Guillaume of Luxembourg on 11 November 1981) is a member of the Luxembourg Grand Ducal Family as the son and heir of Henri, Grand Duke of Luxembourg.

Life

Guillaume was born the eldest child of Henri, Grand Duke of Luxembourg and Infanta Maria Teresa of Spain.

He became the heir apparent upon the abdication of his grandfather in 2000.

Marriage and Issue

On 20 October 2012, Guillaume married Countess Stephanie of Lannoy in Luxembourg. Guillaume and Stephanie have two sons, Charles and Francois.

Photo	Name	Birth	Death	Marriage
	Prince Charles	10 May 2020
	Prince Francois	27 March 2023

Residences

• 
  Fischbach Castle; Main Residence (September-May)
• 
  Berg Castle; Summer Residence (June-August)

Titles and Honours

• 1981-2000 Prince Guillaume of Luxembourg
• 2000-present Guillaume, Hereditary Grand Duke of Luxembourg

National Honours

Order of the Golden Lion of the House of Nassau (1999)

Order of Adolphe of Nassau (2012)

Ancestry

Parents	Grandparents	Great-Grandparents	Great-Great-Grandparents
Henri, Grand Duke of Luxembourg	Grand Duke Jean of Luxembourg Princess Josephine Charlotte of Belgium	Prince Felix of Parma Grand Duchess Charlotte of Luxembourg King Leopold III of Belgium Princess Astrid of Sweden	Duke Robert I of Parma Infanta Maria Antonia of Portugal Grand Duke William IV of Luxembourg Infanta Maria Ana of Portugal King Albert of Belgium Princess Elisabeth of Bavaria Prince Carl, Duke of Vastergotland Princess Ingeborg of Denmark
Infanta Maria Teresa of Spain	King Juan Carlos of Spain Princess Sophia of Greece	King Juan I of Spain Princess Maria de las Mercedes of the Two Sicilies King Paul I of Greece Princess Frederika of Hanover	King Alfonso XIII of Spain Princess Victoria Eugenie of Battenberg Prince Carlos of the Two Sicilies Princess Louise of France King Constantine I of Greece Princess Sophia of Prussia King Ernest Augustus III of Hanover Princess Victoria Louise of Prussia

Lines of Succession

Guillaume, Hereditary Grand Duke of Luxembourg House of Nassau Born: 11 November 1981
Lines of Succession
Preceded by	Succession to the Luxembourg throne	Followed by
Henri, Grand Duchess of Luxembourg	1st in the line of succession	Prince Charles of Luxembourg