Rosita Spencer-Churchill, Duchess of Marlborough - Family Connections

Family Connections

Rosita Marlborough is a maternal aunt of Sophie, Hereditary Princess of Liechtenstein by marriage, Duchess Marie-Caroline of Wurttemberg, and their three sisters, Helene, Elisabeth, and Maria-Anna, who are all Princesses of Bavaria. Her elder sister Elisabeth (b. 1940) is married since January 1967 to Prince Max, Duke in Bavaria, heir presumptive to the Headship of the Royal House of Bavaria, and also heir presumptive to the Jacobite pretensions to the thrones of England, Scotland, Ireland, and France. Her older brother is Swedish count and businessman Gustaf Douglas.

Her maternal aunt was Libertas Schulze-Boysen, née Haas-Heye (1913–1942), who with her husband, Harro Schulze-Boysen (1909–1942), were executed by the Nazis. Her maternal great-grandfather was Philip, Prince of Eulenburg and Hertefeld (1847–1921), a friend of Wilhelm II, whose youngest child Viktoria Ada Astrid Agnes Gräfin zu Eulenburg (1886–1967) married 1909 (divorced in 1921) professor Otto Ludwig Haas-Heye (1879–1959), and had issue, including two daughters. Rosita descends through both her mother and father from medieval Scandinavian nobility and rulers. However, her father's patriline is Scottish, of the Swedish-German branch, descended via two obscure generations, descended from the youngest son of James Douglas, 1st Baron of Dalkeith, ancestor of the 15th century Earls of Morton. All these Douglases were of the Morton branch of the ancient Douglas family.