Charles the Younger second son of Charlemagne (0772–0811) Parents Hildegard of Vinzgouw Charlemagne Children Siblings Hiltrude Ruodhaid Bertha Rotrude Gisela Theodoric Louis the Pious Hugh Ruothild Adelaide Hildegard Lothair Adaltrude Pepin the Hunchback Drogo Theodrada Pepin of Italy