Here are very intersting statistics about Grand Duke Henri I found on the web:
BORN
16 April 1955 at the Castle of Betzdorf (Luxembourg)
MARITAL STATUS
Married, five children
EDUCATION
Graduate in Political Science, University of Geneva (Switzerland); Officer's Brevet from the Sandhurst Royal Military Academy (England); Honorary Doctorate in the Humanities from the Sacred Heart University, Fairfield, Connecticut (USA); Honorary Doctorate in Law from Miami University, Oxford, Ohio (USA); Doctorate in Economics, Khon Kaen University (Thailand); Doctor rerum politicarum honoris causa from the University of Trier (Germany)
LANGUAGES
Luxembourgish, French, English, German
CAREER
Member of the Council of State (1980-1998); Honorary Chairman of the Board of Economic Development of the Grand Duchy of Luxembourg (1978-2000); Member of the Board of Trustees of the Mentor Foundation created by the World Health Organisation; Member of the Board of Directors of the Charles Darwin Foundation; Lieutenant-Representative of HRH Grand Duke Jean of Luxembourg (1998-2000); Grand Duke of Luxembourg since 7 October 2000
SPORTS PRACTISED
Swimming, sailing, skiing, water skiing, tennis
SPORTS ADMINISTRATION
Numerous patronages and honorary chairmanships of sports associations such as: Luxembourg Swimming and Lifesaving Federation, Luxembourg Winter Sports Federation, Luxembourg Physically Handicapped Sports Federation, Luxembourg Cycling Sports Federation
Here is the link to the website:
http://www.olympic.org/uk/organisation/ioc/members/bio_uk.asp?id=92