Family
ClaimDetailEvidence
FatherHoel de Cornouaille, Duke of Brittany (e1027-1084) [S756] [S915]
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MotherHawise de Bretagne (e1029-1072) [S756] [S915]
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Spouse 2ndErmengarde d’Anjou (~1068-1146) 
Child +Hawise (e1094-) [S756]
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Attributes
ClaimDetailEvidence
GenderMale
NameAlan de Cornouaille IV, Duke of Brittany [S756] [S915]
Nickname: Alan Fergent
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NameAlan IV, `Fergent` [S756]
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NameAlan Fergent , Duke of Brittany [S756]
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NameAlain de Cornouaille [S915]
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NameAlain IV 'Fergant' Duke of Brittany [S915] [S1539]
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FatherHoel de Cornouaille, Duke of Brittany (e1027-1084) [S756] [S915]
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MotherHawise de Bretagne (e1029-1072) [S756] [S915]
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Timeline
ClaimDateDetailAgeEvidence
Birthest 1067 (1062-1072)
 
Title1084Duke of Brittany [S756] [S915]
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Marriage 1st 1086 - 1088 [S915]
Constance of England (d. 13 Aug 1090), dau. of William I, King of England and Matilda of Flanders
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Marriage 2ndabt 1093Ermengarde d’Anjou (~1068-1146) [S915] [S1539]
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Death1119 [S756]
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DeathOct 13, 1119 [S915]
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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).
[S915] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - Brittany: Dukes)" (2006-7 (v1.3 Updated 21 July 2007)) (https://fmg.ac/Projects/MedLands/BRITTANY.htm).
[S1539] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - Anjou Counts)" (v1.5 Updated 16 March 2010) (https://fmg.ac/Projects/MedLands/ANJOU, MAINE.htm).
Kinship Lines for Alan de Cornouaille IV, Duke of Brittany
Spouse/PartnerDegreeRelationshipMRCA
Ermengarde d’Anjou (~1068-1146)93rd Cousin 1x removedGeoffrey Grisgonelle I, Count of Anjou (~938-987)
Ermengarde d’Anjou (~1068-1146)93rd Cousin 1x removedAdelaide de Vermandois (e950-974)
Ermengarde d’Anjou (~1068-1146)125th CousinGerberga of Saxony (914-984)