Béatrice de Viennois de Bourgogne

https://it.wikipedia.org/wiki/Casa_Savoia

Sketch by Louis Blancard, from "Iconographie des sceaux et bulles" (1860). This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer. Via Wikimedia Commons at https://commons.m.wikimedia.org/wiki/File:Sanchie.jpg