Countess Sophie Friederike Juliane von Dönhoff was a German lady-in-waiting and a morganatic spouse by bigamy to King Frederick William II of Prussia. Wikipedia
Born: October 17, 1768, Ul'yanovskoye, Russia
Died: January 28, 1838 (age 69 years), Heckelberg-Brunow, Germany
Great grandchildren: Karl Graf von Pückler, Friedrich Graf von Pückler, Wilhelm Graf von Pückler, and more
Spouse: Friedrich Wilhelm II of Prussia (m. 1790–1792)
Children: Friedrich Wilhelm, Count Brandenburg
Great-grandparents: Friedrich von Doenhoff, Sophia Wilhelmina von Schöning, and Adam Ludwig, Graf von Blumenthal
Grandchildren: Wilhelm von Brandenburg, Friedrich von Brandenburg, Elisabeth Gräfin von Brandenburg, and more