Hélissende le Coz of Avranches was born circa 1065 to Richard le Coz (1024-1082) and Emma de Conteville (1029-?) and died circa 1112 of unspecified causes. She married Guillaume II of Eu (1045-1140) 1089 JL . Charlemagne (747-814)/s.
|Offspring of Hélissende of Avranches and Guillaume II of Eu (1045-1140)|
|Henri I of Eu (1090-1140)|