Alan II "the Black," Count of Brittany and Earl of Richmond

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Ancestors of Harriet Hanson Robinson (#1)
Ancestors of Harriet Hanson Robinson (#2)
Alan II "the Black," Count of Brittany and Earl of Richmond, son of Stephen I, Count of Brittany and Hawise (…), married Bertha of Cornouaille, Duchess of Brittany, daughter of Conan III "le Gros," Duke of Brittany and Maud of England, about 1137. He also had a son by an unknown mistress.1

Family 1


Family 2

Bertha of Cornouaille, Duchess of Brittany b. abt. 1119, d. bt 1162 - 1167
This person was last edited on15 Apr 2020


  1. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families (Five vols., Salt Lake City, Utah: s.p., 2013), 1:540 (Brittany 4), further cited as Richardson, Royal Ancestry.
  2. [S2054] George Edward Cokayne, The Complete Peerage: Or a History of the House of Lords and All Its Members From the Earliest Times: Revised and Much Enlarged (13 in 14 vols., London, England: The St. Catherine Press, 1910-1940), 5:397, 10:790, citing Early Yorkshire Charters 4:91, 5:352, further cited as CP.
  3. [S2257] Léa Chaillou, "Constance of Brittany's Family: Corrigenda et Addenda," Foundations: Journal of the Foundation for Medieval Genealogy 12 (2020): 114–125, at 125, further cited as Chaillou, "Constance of Brittany: Corrections."