William (Sir) de ROS & Lucy FITZPIERS 
They had a son named William de.
-
Personal Details
William (Sir) de ROS
William (Sir) de was born about 1192 in Helmsley, Holderness, Yorkshire, England. He died about 1264 in Kirkham, England.
-
Children
William de ROS
William de was born about 1244 in Ingmanthorpe. Yorkshire, England. He died before May 18th, 1310.