William Frederick, Margrave of Brandenburg-Ansbach in Unterreichenbach and was succeeded by his son Charles William Frederick, called "The Wild Margrave". William Frederick, Margrave of Brandenburg-Ansbach William Frederick, Margrave of Brandenburg-Ansbach (8 January 1686 – 7 January 1723), was Margrave of the Principality of Brandenburg-Ansbach from 1703 until his death in 1723. He was the younger brother of Caroline of Ansbach and thus brother-in-law of George II of Great Britain. William Frederick was born in Ansbach in 1686 to John Frederick, Margrave of Brandenburg-Ansbach, and his second wife, Eleonore Erdmuthe of Saxe-Eisenach. His two surviving half-brothers, Margraves Christian Albert and George Frederick II, both died unmarried
Dorothea Friederike of Brandenburg-Ansbach Prince Louis VIII of Hesse-Darmstadt (1691–1768). Friederike Dorothea died on 13 March 1731 and was buried on 17 or 25 March 1731 in the family vault of the Hanau counts in the St. John's Church (Hanau) (currently known as Old St. John's Church) in Hanau. The tomb was largely destroyed in the bombing of the Second World War. Dorothea Friederike of Brandenburg-Ansbach Dorothea Friederike of Brandenburg-Ansbach (12 August 1676 – 13 March 1731) was the daughter of Margrave John Frederick of Brandenburg-Ansbach (1654–1686) and his first wife, Margravine Johanna Elisabeth of Baden-Durlach (1651–1680). She was a half-sister of Queen Caroline