Question: Who is the paternal grandmother of Margaret, Countess Of Vertus?
Sentence (from "Margaret, Countess of Vertus"): Margaret, Countess of Vertus (French: "Marguerite d'Orléans"; 4 December 1406 – 1466), was a French vassal, Countess of Vertus and Etampes 1420–1466.
Relevant evidence: No