Alexandra of Luxembourg1991 Born Sat, 16 February 1991 Grand Duchess Charlotte Maternity Hospital, Luxembourg City Details Parents Princess Alexandra Joséphine Teresa Charlotte Marie Wilhelmine Age: 33 years, 8 months, 19 days father Henri 1955 mother Maria Teresa 1956 Siblings Brother Guillaume of Luxembourg 1981 Brother Félix of Luxembourg 1984 Brother Louis of Luxembourg 1986 Brother Sébastien of Luxembourg 1992