Radelchis I of Benevento
Radelchis I was the treasurer, then prince of Benevento from 839, when he assumed the throne upon the assassination of Sicard and imprisonment of Sicard's brother, Siconulf, to his death, though in his time the principality was divided. Wikipedia
Died: 851 AD
Children: Adelchis of Benevento and Radelgar of Benevento
Great grandchildren: Pope Stephen VI, Lambert of Italy, and Ursus of Benevento
Grandchildren: Ageltruda, Guaifer of Benevento, Ageltrude, and more