Recueil dominicain du couvent Sainte-Catherine-de-Sienne de Douai, Folio 71r

D. Leonora Guzman.
Filia Petri Nugnez.
Nupta Alphonso. XI. Regi Castellae

Leonor de Guzmán y Ponce de León (1310–1351), three times great-grand daughter of cousin of Saint Dominic