Beatrix of the Netherlands Athlone; Elisabeth, Princess of Erbach-Schönberg; Duke Adolf Friedrich of Mecklenburg; and Countess Allene de Kotzebue. Beatrix's middle names are the first names of her maternal grandmother, the then reigning Queen Wilhelmina, and her paternal grandmother, Armgard of Sierstorpff-Cramm. When Beatrix was one year old, in 1939, her younger sister Princess Irene was born. World War II broke out in the Netherlands on 10 May 1940 (Westfeldzug). On 13 May, the Dutch Royal Family evacuated to London, United Kingdom. One month later, Beatrix went to Ottawa, Ontario, Canada, with her mother Juliana and her sister Irene, while her father Bernhard and
Beatrix de Rijk Beatrix de Rijk Beatrix de Rijk (1883–1958) was a pioneering Dutch aviator. On receiving her pilot's licence from the Aéro-Club de France on 6 October 1911, she became the first Dutch woman pilot. Born on 24 July 1883 in Surabaya in the Dutch East Indies, de Rijk was raised in a well-to-do family. She was able to take part in a variety of activities including riding, tennis, and driving. When she was about 20, she went to Paris where she chose a well-paid occupation working as a mannequin for a fashion house. When she became interested in ballooning and flying,