Charles Alexander, Margrave of Brandenburg-Ansbach Charles Alexander, Margrave of Brandenburg-Ansbach Christian Frederick Charles Alexander (; 24 February 1736 – 5 January 1806) was the last Margrave of the two Franconian principalities, Brandenburg-Ansbach and Brandenburg-Bayreuth, which he sold to the King of Prussia, a fellow member of the House of Hohenzollern. His parents were Charles William Frederick, Margrave of Brandenburg-Ansbach, and Friederike Luise of Prussia, daughter of King Frederick William I of Prussia, sister of Frederick II of Prussia, a granddaughter of the British King George I and niece of the reigning British King George II (who would die aged 77 and leave his grandson, Charles's
Caroline of Ansbach until her death in 1696. The orphaned Caroline and William Frederick returned to Ansbach to stay with their elder half-brother, Margrave George Frederick II. George Frederick was a youth with little interest in parenting a girl, and so Caroline soon moved to Lützenburg outside Berlin, where she entered into the care of her new guardians, Frederick, Elector of Brandenburg, and his wife, Sophia Charlotte, who had been a friend of Eleonore Erdmuthe. Frederick and Sophia Charlotte became king and queen of Prussia in 1701. The queen was the daughter of Dowager Electress Sophia of Hanover, and the sister of George,