Robert de TREVERS
Robert de was born in 1065 in Burgh-by-Sands, Cumberland, England.  Robert de is no longer alive.

 Matilda (Maud) de MESCHINES
Matilda (Maud) de was born about 1069 in Bayeux, Calvados, Normandy, France.

 Ibria de TREVERS
Ibria de was born about 1085 in Burgh-by-Sand, Cumberland, England.