Louis IV Landgrave of Thuringia (1200–1227) Parents Sophia of Wittelsbach Hermann I Children Hermann II Sophie of Thuringia, Duchess of Brabant Gertrude of Aldenberg Siblings Agnes of Thuringia Jutta of Thuringia Henry Raspe, Landgrave of Thuringia Irmgard von Thüringen Konrad von Thüringen Hedwig von Thüringen Partners Elizabeth of Hungary
