Margravine Sophie Christine of Brandenburg-Bayreuth German noble (1710–1739) Parents Princess Dorothea of Schleswig-Holstein-Sonderburg-Beck George Frederick Charles, Margrave of Brandenburg-Bayreuth Children Karl Anselm, 4th Prince of Thurn and Taxis Sophie Christine Prinzessin von Thurn und Taxis Ludwig Franz Prinz von Thurn und Taxis Friedrich August Prinz von Thurn und Taxis Luise Auguste Charlotte Prinzessin von Thurn und Taxis Siblings Sophie Wilhelmine of Brandenburg-Bayreuth Wilhelm Ernst von Brandenburg-Bayreuth Friedrich III, Margrave of Brandenburg-Bayreuth Sophie Charlotte of Brandenburg-Bayreuth Partners Alexander Ferdinand, 3rd Prince of Thurn and Taxis