Joanna of Hainaut

Joanna of Hainault
Born	1315
Died	1374
Noble family	House of Avesnes
Spouse(s)	William V, Duke of Jülich
Father	William I, Count of Hainaut
Mother	Joanna of Valois

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

Family

Her maternal uncle was Philip VI of France.

She was close in age to her sister Philippa, who married Edward III of England and was the mother of Edward the Black Prince and John of Gaunt, 1st Duke of Lancaster. Philippa was the grandmother of Richard II of England, making Joanna his great-aunt. Her elder brother was William II, Count of Hainaut, who succeeded their father, but William died childless so he was succeeded by Joanna's elder sister Margaret II, Countess of Hainault. Margaret married Holy Roman Emperor Louis IV and bore him ten children, including Louis VI the Roman and William I, Duke of Bavaria.

Marriage

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 Engelbert III of the Marck
• 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

Family of Joanna of Hainaut

16. Bouchard IV of Avesnes 8. John I of Avesnes 17. Margaret II, Countess of Flanders 4. John II, Count of Holland 18. Floris IV, Count of Holland 9. Adelaide of Holland 19. Matilde of Brabant 2. William I, Count of Hainaut 20. Waleran III of Limburg 10. Henry V of Luxembourg 21. Ermesinda of Luxembourg 5. Philippa of Luxembourg 22. Henry II, Count of Bar 11. Margaret of Bar 23. Philippa of Dreux 1. Joanna of Hainault 24. Louis IX of France 12. Philip III of France 25. Margaret of Provence 6. Charles of Valois 26. James I of Aragon 13. Isabella of Aragon 27. Violant of Hungary 3. Joanna of Valois 28. Charles I of Naples 14. Charles II of Naples 29. Beatrice of Provence 7. Margaret of Naples 30. Stephen V of Hungary 15. Maria of Hungary 31. Elizabeth the Cuman