Sophia of Pomerania Spouse and widow of a brief ruler of Gotland (1380–1408) Parents Agnes of Brunswick-Lüneburg Bogislaw VI, Duke of Pomerania Children Jutta von Werle Siblings Albert V, Duke of Mecklenburg Agnes of Pomerania Mechtild, Gräfin von Mansfeld Partners Nicholas V of Werle Eric I, Duke of Mecklenburg