Mahaut de Poissy

Personal and Family Information

Mahaut was born about 1261, the daughter of Robert IV de Poissy and Isabelle de Montmorency. The place is not known.

She died in 1290. The place is not known.

Her husband was Hervé V de Léon, who she married in 1281. The place has not been found. Their only known child was Hervé VI (>1281-1337).

Pedigree Chart (3 generations)

Mahaut de Poissy (c1261-1290)	Robert IV de Poissy (c1243-c1265)	Guillaume II de Poissy (c1220-c1280)	Robert II de Poissy (c1191-c1222)	+
		Guillaume II de Poissy (c1220-c1280)	Isabeau de Neufbourg (c1200-?)	+
		Isabelle de Lévis (c1222-?)	Simon de Lévis (c1190-c1248)	+
		Isabelle de Lévis (c1222-?)	Petronille de Poivilliers (c1195-1222/23)
	Isabelle de Montmorency (c1245-1292)	Bouchard II de Marly (c1215-1250)	Bouchard I de Montmorency (c1170-1226)	+
		Bouchard II de Marly (c1215-1250)	Mahaut de Poissy (1189->1267)	+
		Agnès de Beaumont-Gâtinais (c1230->1260)	Guillaume de Beaumont-Gâtinais (>1214-1269)	+
		Agnès de Beaumont-Gâtinais (c1230->1260)	Jeanne d'Aquigny (c1210-?)

Association	Relationship
Hervé IV de Léon (seigneur de Châteauneuf-en-Thimerais , de Kemenet-Héboé et de Hacqueville)	husband?
Hervé V de Léon (sire de Léon, seigneur de Châteauneuf-en-Thimerais et de Hacqueville)	son?

Association

Relationship

husband?

son?

Personal and Family Information