Family
ClaimDetailEvidence
FatherGeoffroy de Bretagne, Duke of Brittany (~980-1008) [S756] [S916]
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MotherHavise de Normandie (e979-1034) [S756] [S916]
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SpouseBerthe de Blois (e1006-1085) 
Child +Hawise de Bretagne (e1029-1072) [S756] [S915]
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Attributes
ClaimDetailEvidence
GenderMale
NameAlain III, Duke of Brittany [S915] [S916]
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NameAlan III, Duke of Brittany [S756]
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FatherGeoffroy de Bretagne, Duke of Brittany (~980-1008) [S756] [S916]
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MotherHavise de Normandie (e979-1034) [S756] [S916]
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GrandfatherRichard I, Duke of Normandy (~932-996) [S756]
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TitleDuke of Brittany [S756] [S915]
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Timeline
ClaimDateDetailAgeEvidence
Birthabt 997France [S916]
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Betrothal1018 [S903] [S916]
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Marriageabt 1027Berthe de Blois (e1006-1085) [S756]
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DeathOct 1, 1040 [S756] [S916]
poisoned
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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).
[S903] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - Aquitaine Nobility)" (2006-7 (v1.4 Updated 18 July 2007)) (https://fmg.ac/Projects/MedLands/AQUITAINE NOBILITY.htm).
[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).
[S916] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - Central France: Blois, Tours)" (2006-7 (v1.1 Updated 18 October 2006)) (https://fmg.ac/Projects/MedLands/CENTRAL FRANCE.htm).
Kinship Lines for Alain III, Duke of Brittany
Spouse/PartnerDegreeRelationshipMRCA
Berthe de Blois (e1006-1085)93rd Cousin 1x removedHerbert de Vermandois II, Count of Vermandois and Troyes (~880-943)
Berthe de Blois (e1006-1085)93rd Cousin 1x removedLiegarde of France (e887-)