Frederick I, Duke of Lorraine Duke of Lorraine (1143–1207) Parents Bertha, duchess of Lorraine Matthias I, Duke of Lorraine Children Frederick II, Duke of Lorraine Judith de Lorraine Henri de Lorraine, Lord de Bayon Matthieu of Lorraine Agatha de Lorraine Hedwig of Lorraine Cunigunda of Lorraine Philip of Lorraine Dietrich of Lorraine Siblings Simon II, Duke of Lorraine Thierry IV Matthias of Lorraine, Count of Toul Alice of Lorraine Judith de Lorraine Partners Ludmilla of Poland
