Sophia Louise of Mecklenburg-Schwerin Prussian Queen consort (1685-1735) (1685–1735) Parents Christine Wilhelmine of Hesse-Homburg Frederick, Duke of Mecklenburg-Grabow Children Siblings Karl Leopold, Duke of Mecklenburg-Schwerin Christian Ludwig II, Duke of Mecklenburg-Schwerin Frederick William, Duke of Mecklenburg-Schwerin Partners Frederick I of Prussia