Margaret of Valois (1295–1342) was a French noblewoman. She was a daughter of Charles, Count of Valois, and his first wife, Margaret, Countess of Anjou.[1] She was also a sister of King Philip VI of France.
In 1310, she married Count Guy I of Blois.[2] They had three children together:
- Louis II (d. 1346), count of Blois and lord of Avesnes, married Joan of Beaumont.
- Charles (d. 1364),[2] married Joan of Penthièvre.[3]
- Marie, married:
- in 1334 to Rudolph, Duke of Lorraine (d. 1346)
- Frederick VII, Count of Leiningen-Dagsburg.