Overview
Duchess Elisabeth of Mecklenburg-Schwerin (10 August 1869 – 3 September 1955) was a daughter of Frederick Francis II, Grand Duke of Mecklenburg by his third wife Princess Marie of Schwarzburg-Rudolstadt. By her marriage to Frederick Augustus II, she became the consort of the last reigning Grand Duke of Oldenburg.
Family
Elisabeth was related to many of Europe's royal families. She was the eldest child of Frederick Francis II, Grand Duke of Mecklenburg by his third wife Princess Marie of Schwarzburg-Rudolstadt. She was an older sister of Hendrik, Prince consort of the Netherlands, husband of Queen Wilhelmina of the Netherlands, making her an aunt of Queen Juliana of the Netherlands. She was also a younger half-sister of Frederick Francis III, Grand Duke of Mecklenburg-Schwerin. Through Frederick Francis, she was an aunt of Alexandrine, Queen of Denmark and Cecilie, German Crown Princess. Elisabeth was also a half sister of Marie, Grand Duchess of Russia, who was the mother of Grand Duke Cyril Vladimirovich of Russia, the pretender to the Russian throne.
Her paternal grandparents were Paul Frederick, Grand Duke of Mecklenburg and Princess Alexandrine of Prussia. Her maternal grandparents were Prince Adolph of Schwarzburg-Rudolstadt and Princess Mathilde of Schönburg-Waldenburg.
From Wikipedia (CC BY-SA 4.0).