Charles Frederick Albert, Margrave of Brandenburg-Schwedt Grand Master of the Order of St. John (Bailiwick of Brandenburg), 1731-1762 (1705–1762) Parents Maria Dorothea von Kettler Margrave Albert Frederick of Brandenburg-Schwedt Children Karoline von Carlowitz Siblings Margrave Frederick William of Brandenburg-Schwedt Margrave Frederick of Brandenburg-Schwedt Anna Sophie Charlotte of Brandenburg-Schwedt Margravine Albertine of Brandenburg-Schwedt