Nielsen Hayden genealogy
William de Say
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Name William de Say [1] Gender Male Person ID I151 Ancestry of PNH, TNH, and others | Ancestor of AP, Ancestor of CS, Ancestor of DK, Ancestor of HPL, Ancestor of LD, Ancestor of LDN, Ancestor of LMW, Ancestor of TNH, Ancestor of TWK, Ancestor of TSW, Ancestor of HRH, Ancestor of DDB, Ancestor of PS, Ancestor of TP, Ancestor of TSE Last Modified 6 Jan 2018
Family 
Agnes de Grandmesnil Children + 1. Jordan de Say, b. of Aunay-sur-Odon, Calvados, Normandy, France 
Family ID F6516 Group Sheet | Family Chart Last Modified 10 Jun 2026
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Sources - [S1197] "Grandmesnil", by Robert Sewell.
- [S1197] "Grandmesnil", by Robert Sewell.