Erard I De Brienne

Erard I was born about 1079 in France.  Erard I's father was Walter Gauthier I De Brienne and his mother was Eustache De Bar-Sur-Seine.  His paternal grandparents are Engilbert IV De Brienne and Petronille De Joigny; his maternal grandparents are Milon De Tonnerre and Azeka De Bar-Sur-Seine.  He was an only child.  He died in 1114.

They had a son named Walter Gauthier II.