Bertha Heiress of Brittany 
Bertha Heiress of was born about 1122 in Nantes, Loire-Atlantique, Anjou/Pays de la Loire, France. She died before 1167 in Richmond, Yorkshire, England.General Notes
He [Alan Duke of Brittany] married Bertha, daughter of Conan III, DUKE OF BRITTANY, by Maud, illegitimate daughter of HENRY I. He, died in Brittany, 15 September 1146, and was buried at BÈgard. His widow married, 2ndly, in or before 1148, Eudon, VICOMTE OF PORHOÀT, who on the death of Conan III in 1148 was recognised as Duke of Brittany jure uxoris; she had Costessy and othcr lands in Norfolk In dower, and was living in 1162, but dead in 1167. [Complete Peerage X:788-91, (transcribed by Dave Utzinger)]
Bertha Heiress of were married in a religious ceremony about 1137 in 1st husband. She had a biological son named Conan IV Duke of.
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Children
Conan IV Duke of Brittany , Earl of Richmond
Conan IV Duke of was born about 1140 in Nantes, Bretagne, France. He died in Richmond, North Ride Yorkshire, England.
Bertha Heiress of and Eudon II Vicomte de were married in a religious ceremony before 1148 in 2nd husband 1st wife - divorced?.
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