Ysende D' Arpajon 
General Notes
SOURCES: "Ancestors/Descendants of Royal Lines" (Contributors: Reynaud de Paysac, H.R. Moser <Burke Peerage>), O.Guionneau, E. Polti, A.Terlinden <Genealogy of the existing British Peerage, 1842, and E. Lodge>)
Ysende D' and Gaston III De were married in a religious ceremony on November 23rd, 1387. They had a son named Gaston IV De.
