
© Maison du Grand-Duc / Sophie Margue
Prince Louis, who turned 39 this Saturday, balances royal duty with a private life focused on education, entrepreneurship and humanitarian work.
The father of two is a trained mediator, founder of a Paris-based consultancy, and a licensed pilot with a passion for mountain sports and social causes.
Prince Louis has two sons from his former marriage to Tessy Antony: Prince Gabriel Michael Louis Ronny, born on 12 March 2006 in Geneva, and Prince Noah Etienne Guillaume Gabriel Matthias Xavier, born on 21 September 2007.

© Cour Grand-Ducale / Lola Velasco
Since 2004, Prince Louis has been a recipient of the Order of the Gold Lion of the House of Nassau. Between 2017 and 2019, he worked as an adviser at Laurent Meeschaert Conseil, but has since become self-employed, advising individuals with dyslexia. In parallel, Prince Louis co-founded his own company, SIBE Mediation, in Paris in the summer of 2020, along with three partners.
Prince Louis is also active in humanitarian work and completed a one-year internship with the Red Cross in Geneva, where he worked with groups of children and supported elderly people.
In his free time, Prince Louis enjoys skiing and snowboarding and is an avid climber. His hobbies also include table tennis, martial arts, fencing, horse riding, diving, and hunting. In addition, he is a passionate pilot.