Simon III le Chauve de Montfort, Lord of Montfort-l'Amaury, Count of Evreux, was born 1118 to Amaury III de Montfort (-1137) and Agnès de Garlande (?-?) and died 13 March 1181 of unspecified causes. He married Mahaut . Charlemagne (747-814)/s.
|Offspring of Simon III de Montfort and Mahaut|
|Amaury V de Montfort (-1182)|
|Bertrade de Montfort (c1155-1227)||1155||1227||Hugh de Kevelioc, 3rd Earl of Chester (1147-1181)|
|Simon IV de Montfort (c1156-1187)||1156||13 March 1187||Amicia Beaumont (c1155-1215)|