Family
ClaimDetailEvidence
FatherHamelin Plantagenet, Earl of Surrey (1130-1202) [S756] [S954]
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MotherIsabel de Warenne, Countess of Surrey (e1134-1199) [S756] [S954]
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Spouse 2ndMatilda Marshal (e1190-1248) 
Child +John de Warenne, Earl of Surrey (1231-1304) [S756] [S954]
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Attributes
ClaimDetailEvidence
GenderMale
NameWilliam de Warenne IV, Earl of Surrey [S756] [S954] [S954]
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FatherHamelin Plantagenet, Earl of Surrey (1130-1202) [S756] [S954]
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MotherIsabel de Warenne, Countess of Surrey (e1134-1199) [S756] [S954]
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Timeline
ClaimDateDetailAgeEvidence
Birth1166 [S954]
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Title1202Earl of Surrey [S756] [S954]
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Marriage 2nd Jan 1, 1224/25 - Oct 13, 1225Matilda Marshal (e1190-1248) [S756] [S925] [S954]
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DeathMay 27, 1240London, Middlesex, England [S756] [S954]
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Sources
IndexTitle
[S756] Weis, Frederick Lewis, "Ancestral Roots of Sixty Colonists Who Came To New England before 1700, 7th Ed." (Genealogical Publishing Co., Inc., Baltimore, 1999).
[S925] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - England Earls 1138-1143)" (2006-7 (v.1.1 Updated 26 Jun 2006 )).
[S954] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - England Earls 1067-1122)" (2006-7 (v1.1 Updated 23 April 2007)).
Kinship Lines for William de Warenne IV, Earl of Surrey
Spouse/PartnerDegreeRelationshipMRCA
Matilda Marshal (e1190-1248)72nd Cousin 1x removedIsabel de Vermandois (e1081-)
Matilda Marshal (e1190-1248)167th CousinRichard I, Duke of Normandy (~932-996)
Matilda Marshal (e1190-1248)177th Cousin 1x removedRagenold Comte de Roucy (e926-)
Matilda Marshal (e1190-1248)177th Cousin 1x removedAlberade of Lorraine (~930-)
Note
He married 1st, Mathilde d'Aubigny (d. 6 Feb 1216)