CARLOMAN (751-771), king of the Franks, was a son of King Pippin the Short, and consequently a brother of Charlemagne. The brothers became joint kings of the Franks on Pippin's death in 768. Trouble between them arising out of the conduct of the war in Aquitaine was followed by Carloman's death at Samoussy on Dec. 4, He married Gerberga, daughter of Desiderius, king of the Lombards.