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Male William de Say Click to view William de Say in the family tree

William was born in 1115 in Say, Normandy, France.1   William's father was Geoffrey de Say and his mother was Hawise de Clare.  His paternal grandparents were William de Say and Agnes de Grentemesnil; his maternal grandparents were 1st Earl of Pembroke, Earl de Clare, Abbot of Ely Gilbert FitzRichard de Clare and Adeliza de Clermont.  He was an only child.  He died at the age of 29 in 1144 in Byrwell Castle, England.1 

Family Details of William's family with Beatrix de Mandeville

1 http://wc.rootsweb.com/cgi-bin/igm.cgi?op=PED&db=jdp-fam&id=I81205&style=TABLE
Further source/citation:
http://wc.rootsweb.com/cgi-bin/igm.cgi?op=GET&db=tamer&id=I6372

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