Raymond I Trencavel was the Viscount of Agde and Béziers from 1130 and Viscount of Albi, Carcassonne, and Razès from 1150. He was a member of the Trencavel family, ruling the lands of the elder branch.
He was the second son of Bernard Ato IV and... Wikipedia
Born: 1098
Died: October 15, 1167 (age 69 years), Béziers, France
Great-grandparent: Peter Raymond of Carcassonne
Great grandchildren: Bernard II of Armagnac, Béatrix d'Anduze, Arnaud Bernard of Armagnac, and more
Parents: Bernard Ato IV
Grandchildren: Raymond Roger Trencavel, Constance of Toulouse, Geralda, and more
Grandparent: Ermengarde de Carcassonne