Peter (Piers) de ROS & Adeline (of Helmsley) d' ESPEC 
They had a son named Robert (Sir) de.
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Personal Details
Peter (Piers) de ROS
Peter (Piers) de was born in 1087 in Ros, Holderness, East Ride, Yorkshire, England. Peter (Piers) de is no longer alive.
Adeline (of Helmsley) d' ESPEC
Adeline (of Helmsley) was born about 1091 in Helmsley Castle, North Riding, Yorkshire, England. Adeline (of Helmsley) is no longer alive.
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Children
Robert (Sir) de ROS
Robert (Sir) de was born in 1117 in Ros, Holderness, east Ride, Yorkshire, England. He died about 1162 in Helmsley Castle, North Ride, Yorkshire, England.