People Grimoald III of Benevento prince of Benevento8th century – April 806 Arechis II of Benevento734 – 26 August 787Adelperga740 – 788 Grimoald III of Benevento8th century – April 806 ParentsArechis II of Benevento734 – 26 August 787AAdelperga740 – 788 From Wikipedia and Wikidata (public domain), updated daily.