Family
ClaimDetailEvidence
FatherRobert de Caen, Earl of Gloucester (~1090-1147) [S756] [S954]
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MotherMabel fitz Hammon (e1091-1157) [S756] [S954]
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SpouseHawise de Beaumont (e1125-1197) 
Child +Amice, Countess of Gloucester (e1151-1225) [S756] [S954]
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Attributes
ClaimDetailEvidence
GenderMale
NameWilliam fitz Robert , 2nd Earl of Gloucester [S756] [S954]
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FatherRobert de Caen, Earl of Gloucester (~1090-1147) [S756] [S954]
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MotherMabel fitz Hammon (e1091-1157) [S756] [S954]
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GrandfatherHenry Beauclerc I, King of England (1068-1135) [S756]
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TitleLord of Cardiff Castle [S756]
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TitleLord of the Manor of Glamorgan [S756]
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Timeline
ClaimDateDetailAgeEvidence
Birthabt 1112England [S954]
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Title11472nd Earl of Gloucester [S756] [S954]
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Marriageabt 1150Hawise de Beaumont (e1125-1197) [S756] [S954]
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DeathNov 23, 1183 [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).
[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 fitz Robert, 2nd Earl of Gloucester
Spouse/PartnerDegreeRelationshipMRCA
Hawise de Beaumont (e1125-1197)104th CousinRobert II, King of France (972-1031)
Hawise de Beaumont (e1125-1197)104th CousinConstance of Provence (988-1032)
Hawise de Beaumont (e1125-1197)146th CousinSprota (e910-)
Hawise de Beaumont (e1125-1197)177th Cousin 1x removedHerbert de Vermandois II, Count of Vermandois and Troyes (~880-943)
Hawise de Beaumont (e1125-1197)177th Cousin 1x removedLiegarde of France (e887-)
Note
Langston says he was born in 1070 and died in 1183. The birthdate is obviously an error.