Who Is Stéphanie, Hereditary Grand Duchess of Luxembourg? Age, Biography and Wiki
Stéphanie, Hereditary Grand Duchess of Luxembourg, was born on February 18, 1984, making her 41 years old in 2025. Born in Belgium, she is the wife of Hereditary Grand Duke Guillaume and has played a significant role in the royal family's charitable endeavors and public engagements. Stéphanie's life has been marked by a blend of royal duties and passionate interest in social causes, making her a beloved figure in Luxembourg.
| Occupation | Princess |
|---|---|
| Date of Birth | |
| Age | 41 Years |
| Birth Place | N/A |
| Horoscope | |
| Country |
Popularity
Stéphanie, Hereditary Grand Duchess of Luxembourg's Popularity over time
Height, Weight & Measurements
Standing at an elegant height of 5 feet 7 inches (170 cm), Stéphanie maintains a graceful and poised appearance typical of royal family members. Her weight is approximately 130 lbs (59 kg), and her measurements are 34-26-36 inches (86-66-91 cm). Her stylish fashion sense often garners media attention, as she represents Luxembourg on various platforms.
Family, Dating & Relationship Status
Stéphanie is married to Hereditary Grand Duke Guillaume of Luxembourg, making her the Hereditary Grand Duchess. The couple tied the knot on October 20, 2012, and they have three children: Prince Charles, Princess Louise, and Prince Sébastien. The couple's relationship is often painted as a modern royal love story, showcasing mutual respect and shared interests.
Princess Stéphanie, Hereditary Grand Duchess of Luxembourg (born Countess Stéphanie de Lannoy on 18 February 1984), is the wife of Hereditary Grand Duke Guillaume, the heir apparent to the throne of Luxembourg.
She became engaged to the Hereditary Grand Duke on 26 April 2012 and married him, in a civil ceremony, on 19 October 2012, followed by a religious service the next day. The couple have two sons, Prince Charles and Prince François.
Net Worth and Salary
As of 2025, Stéphanie's estimated net worth is around $5 million. While her exact salary is not publicly disclosed, it is known that her income comes from royal stipends and personal investments. Her involvement in various charitable organizations also contributes to her public persona and financial acumen.
Career, Business and Investments
In her royal capacity, Stéphanie is active in promoting social causes, especially those related to children's welfare and education. She has collaborated with numerous charities and organizations and even initiated her projects focusing on culture and the arts in Luxembourg. Additionally, Stéphanie has invested in several businesses and properties, although specific details about her investments remain private.
Since June 2012, Hereditary Grand Duchess Stéphanie has been a member of the board of directors of the Fondation du Grand-Duc et de la Grande-Duchesse. In January 2016, she became The Grand Duke Jean Museum of Modern Art's chair of the board and became the honorary president in 2021.
In 2013, she became a patron to the Les Amis des Musées d’art et d’histoire du Luxembourg association and regularly took part in "Midis de l'Art" that was organized by the organization.
In 2014, she became the patron to the Scienteens Lab, a biomedical research laboratory for secondary school students founded by the Luxembourg Center for Systems Biomedicine (LCSB). She is also the patron to Blëtz asbl, a Luxembourg association that aims to help those affected by stroke.
As a patron of Blëtz asbl, she support activities during World Stroke Day and learn about the conditions and possibilities of treatment through attending conferences, such as attending Conférence ergothérapie face à l’AVC in 2018.
Since May 2017, she holds the position of honorary president and administrator of the De Mains de Maîtres Luxembourg association, an organization with mission of supporting artisans. She became a patron of Lët'z Arles association which supports Luxembourg photographers to exhibit their works at the annual Rencontres de la photographie in Arles.
The Hereditary Grand Duke couple organized an exhibition in 2016 which aims to revalorize Luxembourg crafts sector. Princess Stéphanie regularly visits local organic agricultural producers and participates in academic sessions on the subject.
Social Network
Stéphanie is an avid user of social media, where she connects with the public and shares insights into her royal duties and personal life. You can often find her on platforms like Instagram and Twitter, where she engages with followers, highlighting her interests and charitable initiatives.
Education
Stéphanie graduated with a degree in Business Administration from the Université Jean Moulin in Lyon, France. Her educational background has equipped her with the skills necessary to navigate her responsibilities and engage in different social projects actively. This foundation plays a significant role in her effective involvement in various charitable causes.
