MarieAdlade, Grand Duchess of Luxembourg , reigned from 1912 to 1919. She was the first Grand Duchess regnant of Luxembourg , its first female monarch since Duchess Maria Theresa and the first Luxembourgish monarch to be born within the territory since Count John the Blind .
MarieAdlade was born onJune 1894 in Berg Castle as the eldest child of Grand Duke William IV and his wife, Marie Anne of Portugal.
Source: Wikipedia