Countess Wilhelmine Christine of Nassau-Siegen, German: Wilhelmine Christine Gräfin von Nassau-Siegen, official titles: Gräfin zu Nassau, Katzenelnbogen, Vianden und Diez, Frau zu Beilstein, was a Countess from the House of Nassau-Siegen, a cadet branch of the Ottonian Line of the House of Nassau, and through marriage Countess of Waldeck-Wildungen. Wikipedia