Sophie of Thuringia was the second wife and only Duchess consort of Henry II, Duke of Brabant and Lothier. She was the heiress of Hesse which she passed on to her son, Henry upon her retention of the territory following her partial victory in the War of the Thuringian Succession in which she was one of the belligerents. Sophie was the founder of the Brabant dynasty of Hesse.

Henry I of Hesse "the Child" was the first Landgrave of Hesse. He was the son of Henry II, Duke of Brabant and Sophie of Thuringia.