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Male William FitzGerald De WINDSOR Click to view William FitzGerald De WINDSOR in the family tree

William FitzGerald De was born about 1100 in Carew Castle, Pembrokeshire, Wales.  William FitzGerald De's father was Gerald FitzWalter De WINDSOR and his mother was Nesta verch Rhys Princess Of WALES , Heiress of Carew Rhys.  His paternal grandparents were Walter FitzOtho Of WINDSOR and Gwladus verch Rhiwallon Of North WALES; his maternal grandparents were Rhys Ap Tewdwr Mawr Prince Of South WALES , King of Deheubarth Tewdwr and Gwladus verch Rhiwallon Of North WALES. He had a brother and two sisters, named Maurice "Invader Of Ireland" De, Hadewise De and Miss De.  He was the second oldest of the four children. He had a half-brother named Henry Prince Of England.  He died about 1173 in England.

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