William De Grandison
William De was born in
Of, Cassington, Oxfordshire, England
.
1
William De's mother was
Agnes De Neuchatel
. His maternal grandparents were
Ulric III De Neuchatel
and
Yolande De Urach Arberg
. He had a brother named
Amedee Sire De
. He died on June 27th, 1335.
1
Ancestor Pedigree Chart
William De Grandison
- b.BET. 1255 - 1264 in Of, Cassington, Oxfordshire, England d.27 Jun 1335
Ulric III De Neuchatel
- b.~ 1150 d.WFT Est. 1203-1242
Agnes De Neuchatel
- b.~ 1194 in Neuchatel, Nebraska, Switzerland d.WFT Est. 1232-1289
Yolande De Urach Arberg
- b.~ 1188 in Urach, Baden, Germany d.WFT Est. 1203-1282
Details of William De's family with Sybil Tregoz
1
phelps1609.FTW
Further source/citation:
World Family Tree Vol. 16, Ed. 1 @ Tree #1609
William De Grandison 
Details of William De's family with Sybil Tregoz