Joanna of Hainaut
# Joanna of Hainaut

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.

## Life

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

* Gerhard VI of Jülich, Count of Berg and Ravensberg, grandfather of Adolph I, Duke of Cleves
* William II, Duke of Jülich
* Richardis of Jülich, married Count Engelbert III of the Mark
* Philippa of Jülich, married Godfrey II of Heinsberg
* Reinold
* Joanna of Jülich, married William I, Count of Isenburg-Wied
* Isabella of Jülich, married John Plantagenet, 3rd Earl of Kent

## Ancestry

Ancestors of Joanna of Hainaut :

