Count Simon de Montfort
He died about 1087.  He was buried in Epernon.

 Agnes D'evereux
Agnes was born about 1030.  Agnes is no longer alive.

 Bertrade de Montfort
Bertrade was born in 1059 in Montfort,Eure,France.  She died at the age of 58 in 1117 in Fontevrault,Maine-et-Loire,France.