Charibert (also spelled Caribert and Heribert), Count of Laon, was the maternal grandfather of Charlemagne.He was the father of Charles's mother, Bertrada of Laon. Only his mother, Bertrada of Prüm, is known from contemporary records as the two signed the foundation act of the Abbey of Prüm in 721. The same year, also with his mother, he made a donation to the Abbey of …

Sigebert I (c. 535 – c. 575) was a Frankish king of Austrasia from the death of his father in 561 to his own death. He was the third surviving son out of four of Clotaire I and Ingund.His reign found him mostly occupied with a successful civil war against his half-brother, Chilperic.. When Clotaire I died in 561, his kingdom was divided, in accordance with Frankish custom, among his four ...