Beatrice Schwäbische 1160 - uncertain 1174 (1160–1174) Parents Beatrice I, Countess of Burgundy Frederick Barbarossa Children Beatrice, Countess of Chalon Siblings Sophie of Hohenstaufen Conrad II, Duke of Swabia Henry VI Beatrice of Swabia Agnes von Staufen Frederick V, Duke of Swabia Frederick VI, Duke of Swabia Otto I, Count of Burgundy Philip of Swabia Partners William II, Count of Chalon Willem III van Chalon