News from the Grand Ducal Family News are only available in the original language.Categories Conferences Commemorations & Birthdays Conferences Culture In memoriam National Day Press releases Social & humanitarian activities SportMembers of the Family H.R.H. Prince Sébastien H.R.H. the Grand Duke H.R.H. Princess Alexandra H.R.H. Prince Sébastien Dates 2019 2019 Keywords Reset Conferences 2019 H.R.H. Prince Sébastien 100e anniversaire Swimming Luxembourg09.11.2019