Constance of Sicily Queen of Aragon and titular Queen of Sicily (1248–1302) Parents Beatrice of Savoy, Marchioness of Saluzzo Manfred, King of Sicily Children Yolande of Aragon, Duchess of Calabria Pietro d'Aragona James II of Aragon Frederick III of Sicily Elizabeth of Aragon Alfonso III of Aragon Siblings Thomas I, Marquess of Saluzzo Beatrix of Sicily Partners Peter III of Aragon
