Bertha de Bretagne
- Marriage: Alain de Bretagne Earl of Richmond 141,782
- Died: Abt 1158-1164
Another name for Bertha was Bertha of Brittany.
~Weis' Ancestral Roots of Certain American Colonists Who Came to America before 1700, 8th Edition,119:26, 227:25, Alan, Earl of Richmond and son of Éttienne, duc de Bretagne, married Bertha de Bretagne, daughter of Conan III, duc de Bretagne by Maud, natural daughter of Henry I, King of England. Their son was Conan IV who married Margaret of Huntingdon. 160
~An Analysis of the Domesday Book of the County of Norfolk, "Predigree of the Counts Alan," p. 11 782
Noted events in her life were:
• Background Information. 141
Alan de Bretagne married Bertha, daughter of Conan III, Duc de Bretagne, by Maud, illegitimate daughter of Henry I. He, died in Brittany, 15 Sep 1146, and was buried at Bégard. His widow married, 2nd, in or before 1148, Eudon, Vicomté de Porhoët, who on the death of Conan III in 1148 was recognized 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.
~ Cokayne's Complete Peerage, 2nd Edition, Vol. X, (Richmond) pp. 788-791
Bertha married Alain de Bretagne Earl of Richmond, son of Čttiene I Comté de Bretagne and Havoise 141.,782 (Alain de Bretagne Earl of Richmond was born before 1100 in Richmond Castle, North Riding Yorkshire, England 141 and died on 15 Sep 1146 in Begard, Bretagne 141.)