== Biography ==
===Origins===Marguerite de Milly was the daughter of Geoffroy de Milly, Seigneur de Milly, Seneschal of the kingdom of Naples, and Eleanore.Charles Cawley. [https://fmg.ac/Projects/MedLands/cfragobs.htm#MargueriteMillyMEudesIIISullyBeaujeu Marguerite de Milly], entry in "Medieval Lands" database (accessed 6-Apr-23).