Beatrix De Vienne

Beatrix De was born about 1138 in Vienne, Isere, France.  Beatrix De's father was Girard I Vienne and her mother is Guigonne (Maurette) D' Salins.  Her paternal grandfather was Guillaume IV Vienne and her paternal grandmother is Poncia (Adala) Lady of Traves; her maternal grandfather is Gaucher III SIRE De Salins.  She was an only child.  She died in 1184.

‌Beatrix De and Humbert III "le Saint" were married in a religious ceremony in 1175.¹   They had a son named Thomas I.