Guillaume I Vergy de mont st JEAN

Guillaume I Vergy de mont st was born after 1153.  Guillaume I Vergy de mont st's father was Hugues II Charny De Mont St JEAN and his mother was Elizabeth De Chatel Censior Vergy.  His paternal grandparents were Guy De Mont St JEAN and Anonym De SAULX; his maternal grandfather was Herve De Chatel Censior Vergy.  He was an only child.  He died in 1213.

They had a daughter named Elizabeth Ancy Le Franc Mont St.