Amaury de Montfort
Amaury was born in 1070.  He died at the age of 67 on April 19th, 1137.

 Agnes de Garlende
Agnes was born in 1095 in Garlende, France.  She died at the age of 86 in 1181.

 Simon  II  (le Chauve) de Montfort
Simon  II  (le Chauve) was born in 1119.