Jeanne (or Johanna) of Hainault (1323 – December 1350) was ruling Countess of Soissons from 1344 until 1350.
She succeeded her mother in 1344 as Countess of Soissons.
Jeanne first married Louis II, Count of Blois.
[1] Together they had three sons: Louis II died in 1346 at the battle of Crécy and Jeanne remarried to William I, Marquis of Namur.
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