William Frederick, Margrave of Brandenburg-Ansbach 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 and without legitimate issue. He married his first cousin, Christiane Charlotte of Württemberg-Winnental. He died
Caroline of Ansbach Rysbrack, and supervised a more naturalistic design of the royal gardens by William Kent and Charles Bridgeman. In 1728, she rediscovered sets of sketches by Leonardo da Vinci and Hans Holbein that had been hidden in a drawer since the reign of William III. Caroline's eldest daughter Anne married William IV of Orange in 1734, and moved with her husband to the Netherlands. Caroline wrote to her daughter of her "indescribable" sadness at the parting. Anne soon felt homesick, and travelled back to England when her husband went on campaign. Eventually, her husband and father commanded her to return to