Isabelle Du Biez 
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>)
Isabelle Du and Jacques I De were married in a religious ceremony on September 7th, 1537. They had a son named Jacques II De.
