Eric of Brandenburg Archbishop of Magdeburg (1245–1295) Parents John I, Margrave of Brandenburg Sophia of Denmark Children Siblings Otto IV, Margrave of Brandenburg-Stendal Conrad, Margrave of Brandenburg-Stendal Agnes of Brandenburg Henry I, Margrave of Brandenburg-Stendal John II, Margrave of Brandenburg-Stendal Albrecht von Brandenburg Helene von Brandenburg Hermann von Brandenburg Mechtild von Brandenburg