Biography.guide
Home › People › Aristocrat › Jean of Luxembourg
Portrait of Jean of Luxembourg

Jean of Luxembourg

b. 1957

Luxembourgian prince

Don't just read it — keep itBiographies to ownE-book · Audio · Video From $7 →

About Jean of Luxembourg

Born 1957. Jean of Luxembourg is a Luxembourgish aristocrat.

Prince Jean of Luxembourg (Jean Félix Marie Guillaume; born 15 May 1957) is the second son of Jean, Grand Duke of Luxembourg and Princess Joséphine-Charlotte of Belgium. He is the twin brother of Princess Margaretha. He frequently goes by the name of Jean Nassau.

Early life and education

Prince Jean's godparents were Prince Felix of Luxembourg and Princess Margrethe of Denmark.

Prince Jean was educated in Luxembourg, Switzerland and France, where he obtained his baccalaureate. He then undertook a language course at the Bell School of Languages in Cambridge, England.

In 1977, Prince Jean began his military officer training at the Royal Military Academy Sandhurst in England. He subsequently became a member of the Champion Platoon, having been commissioned in August 1978. He was made a captain of the Luxembourg Army in 1979. After completing his university education in Geneva, he went to New York and joined W.R. Grace as a financial analyst working in the Finance, Planning & Analysis Division of the group that reported to the President & CEO of the company – at that time, Mr J. Peter Grace. Back in Europe in 1985, he obtained an MBA in 1986 from INSEAD in Fontainebleau, France.

Career Prince Jean works in the water industry as an advisor to the GDF SUEZ Group, Executive VP of the Suez Fondation and a member of the executive board of Degrémont, a subsidiary of Suez Environnement. Prince Jean has been President of the Chambre de Commerce belgo-luxembourgeoise en France. In 2006, he bought the Southern African Water subsidiary of Suez Environnement, WSSA (Water & Sanitation South Africa), and created Mea Aqua, with the objective of developing water and energy services in the Middle East and in Africa. Mea Aqua and its subsidiaries employ today over 2,500 employees.

Marriages and children On 27 May 1987, Prince Jean married morganatically in Paris, France, Hélène Suzanna Vestur (b. 31 May 1958, Saint-Germain-en-Laye, France), now a high civil servant, Conseiller d'Etat and judge, daughter of François Philippe Vestur (1927-2005), merchant, and Cécile Ernestine Buisson (1928-2017). His wife and children bore the title "Countess of Nassau" from 21 September 1995. ) Knight Grand Cross of the Order of Adolphe of Nassau

Foreign honours Knight Grand Cross of the Order of Isabella the Catholic (8 July 1980)

Biography shop

Don’t just read it —
keep it.

Full-length biographies made to live with: read them, listen on the way to work, watch them tonight.

  • E-book
  • Audio
  • Video
Browse the shop — from $7

Instant download · yours to keep · every purchase keeps this site free

Important facts

Birth century
Occupation
Nationality
Education
Royal Military Academy Sandhurst
Positions held
Member of the Council of State
Awards
Grand Cross of the Order of Isabella the Catholic; Honorary doctorate at the Laval University
Also known as
Jean Felix Marie Guillaume de Nassau, Prince de Luxembourg

Family & relationships

Child
Prince Constantin of Nassau
Parent
Jean, Grand Duke of Luxembourg
Parent
Princess Joséphine Charlotte of Belgium

People in Jean of Luxembourg's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Jean of Luxembourg's

Frequently asked questions

Who is Jean of Luxembourg?

Luxembourgian prince

When was Jean of Luxembourg born?

Jean of Luxembourg was born on 15 May 1957 in Betzdorf Castle.

What is Jean of Luxembourg's occupation?

Jean of Luxembourg is an aristocrat.

What nationality is Jean of Luxembourg?

Jean of Luxembourg is Luxembourgish.

Sources & further reading

· Wikipedia: Jean of Luxembourg

· Wikidata: Q2188802

· DBpedia: Prince Jean of Luxembourg

Cite this page

APA: Biography.guide. (2026). Jean of Luxembourg. https://biography.guide/jean-of-luxembourg/

MLA: "Jean of Luxembourg." Biography.guide, https://biography.guide/jean-of-luxembourg/.

Chicago: "Jean of Luxembourg." Biography.guide. https://biography.guide/jean-of-luxembourg/.

Data last updated: 2026-09-28 · Spot an error? Report a correction.

Portrait: Wikimedia Commons · author & licence

Page generated 2026-10-04 13:01 UTC