Joanna of Hainaut

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Joanna of Hainault
Noble familyHouse of Avesnes
Spouse(s)William V, Duke of Jülich
FatherWilliam I, Count of Hainaut
MotherJoan of Valois

Joanna of Hainault (1315–1374) was a Duchess of Jülich by marriage to William V, Duke of Jülich. She was the third daughter of William I, Count of Hainaut, and Joan of Valois. She was a younger sister of Philippa of Hainault, Queen of England, and Margaret II, Countess of Hainault.


Joanna married William V, Duke of Jülich, their children were as follows: