Simon* III Baron De Montfort
Simon* III Baron was born about 1120 in Montfort-sur-Risle, Eure, France.^1 1 

 AMICIA (Countess) de BEAUMONT
AMICIA (Countess) was born about 1160 in Leicester, Leicestershire, England.¹   She died on September 3rd, 1215.¹ 

 GUIBURGE de MONTFORT
GUIBURGE was born after 1165.¹ 

 GUY de MONTFORT
GUY was born about 1172.^1 1