Evidence Reference
Douglas Richardson, Plantagenet Ancestry, 2nd ed. (2011)
Associated with Marguerite de Lusignan
Citation
Douglas Richardson, Plantagenet Ancestry: A Study In Colonial And Medieval Families, 2nd ed. (Salt Lake City: Douglas Richardson, 2011), Lusignan article.
Supporting claim
asserted
Marguerite de Lusignan (c. 1226–1288) was a daughter of Hugh X and Isabelle d’Angoulême. She married Raymond VII, Count of Toulouse.