Bertha, duchess of Lorraine (1123-1195) (1123–1195) Parents Judith of Bavaria, Duchess of Swabia Frederick II, Duke of Swabia Children Judith de Lorraine Matthias of Lorraine, Count of Toul Simon II, Duke of Lorraine Frederick I, Duke of Lorraine Alice of Lorraine Thierry IV Siblings Frederick Barbarossa Judith of Hohenstaufen Conrad Luitgard of Swabia Partners Matthias I, Duke of Lorraine