Waleran de Beaumont
Waleran was born in 1104 in Meulan, Ile de France, France.  He died at the age of 62 on April 10th, 1166 in Abbey, Preaux, Normandy, France.

 Agnes d'Evreux de Montfort
She died on December 15th, 1181 in Preaux, Normandy, France.

 Robert de Meulan de Beaumont
Robert de Meulan was born after 1141 in Meulan, Normandy, France.  He died in 1207 in Palestine.

 Isabel de Meulan de Beaumont
Isabel de Meulan was born about 1148 in Aeulan, Ile de France, France.  She died on May 10th, 1220.