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Male William III De+ Ros Click to view William III De+ Ros in the family tree

William III De+ was born after 1240 in Hamlake/Helmsley Castle, North Ride, Yorkshire, England.  William III De+'s father was Robert De+ Ros and his mother was Isabella D'+ Aubigny.  His paternal grandfather was William I De+ Ros and his paternal grandmother is Lucia+ Fitzpiers; his maternal grandfather was William V D`+ Aubigny and his maternal grandmother is Mabel De+ Meschines. He had three sisters named Isabel De, Joan De+ and Mary De.  He was the youngest of the four children. He had a half-brother named John+.  He died on August 15th, 1316 in Wark Castle, Wark-on-Tweed, Northumberland, England.


William III De+'s family with Maud De+ Vaux

‌William III De+ and Maud De+ were married in a religious ceremony about 1287.  They had two sons and three daughters, named John De+, William III De+, Margaret De+, Agnes De+ and Alice De+.


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