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Male Neil IV de St. Sauveur Click to view Neil IV de St. Sauveur in the family tree

Neil IV de was born about 1003 in St Sauveur, Normandy, France.  Neil IV de's father was III Neil and his mother was Adela d' Eu.  His paternal grandparents were Neil II de St. Sauveur and Helena; his maternal grandparents were Count of Brienne and Eu Godfrey and Leceline de Harcourt. He had a brother named William I.  He was the older of the two children. He had two half-brothers and a half-sister, named Neil IV de, Richard Thurston de and Billeheude de.


Neil IV de's family

He had a biological son named Yvron.

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