Barbara Sophie of Brandenburg Duchess consort and later regent of Württemberg (1584-1636) (1584–1636) Parents Catherine of Brandenburg-Küstrin Joachim Frederick, Elector of Brandenburg Children Ulrich of Württemberg-Neuenbürg Sibylla, Duchess of Württemberg-Mömpelgard Frederick, Duke of Württemberg-Neuenstadt Eberhard III, Duke of Württemberg Antonia of Württemberg Siblings Anne Catherine of Brandenburg August of Brandenburg Marie Eleonore von Brandenburg Ernst John Sigismund, Elector of Brandenburg John George of Brandenburg Joachim of Brandenburg Albrecht Frederik van Brandenburg Christian William of Brandenburg Partners John Frederick, Duke of Württemberg
