Prince Sébastien of Luxembourg

Prince Sébastien of Luxembourg, Prince of Bourbon-Parma and Prince of Nassau (Sébastien Henri Marie Guillaume; born 16 April 1992) is the fifth and youngest child of Henri, Grand Duke of Luxembourg, and Maria Teresa, Grand Duchess of Luxembourg.

Prince Sébastien has four siblings Hereditary Grand Duke Guillaume, Prince Félix, Prince Louis, and Princess Alexandra.

He is currently eighth in the line of succession, after his two oldest brothers and his sister and their children.

Prince Sébastien was born on 16 April 1992 at Grand Duchess Charlotte Maternity Hospital in Luxembourg City.

He is fifth and youngest child of Henri, Grand Duke of Luxembourg and Maria Teresa, Grand Duchess of Luxembourg.

The Prince shares his birthday with his father who was born 37 years before him.

He attended various schools, including Sunningdale School and Summer Fields School, Le Rosey, St. George's International School Luxembourg, Ampleforth College, and International School of Luxembourg before receiving his college education in Marketing and International Business at Franciscan University of Steubenville in Ohio.

While at Steubenville, Prince Sébastien was a member of the school's renowned rugby program, and Sébastien received accolades for his sportsmanship.

He graduated in May 2015.

In September 2016, he began a 44-weeks officer training course at the Royal Military Academy Sandhurst.

He graduated in August 2017 and qualified as an Officer Cadet following his training.

On 4 September 2017, he took the oath as an officer of the Luxembourg Army.

He is currently serving as a platoon commander in the 1st Bn Irish Guards.

Prince Sébastien is a patron of the Luxembourg Federation of Swimming and Rescue (FLNS).