[1][2] Marguerite de Baugé is associated with the castle of Miribel (Ain) in France.
Marguerite was the only daughter of Gui de Bâgé and granddaughter of Ulric.
She bought the castle with her dowry when she married Humbert V, sire of Beaujeu.
[3] Her maternal lineage traces to Pierre Terrail, seigneur de Bayard - the French national hero known as the knight "without fear and beyond reproach".
De Baugé shares mtDNA haplogroup H10e with Pierre Terrail, whose remains were DNA-tested in 2017.