Johanna was the daughter of unknown parents. The date and place of her birth have not been found.
Her husband was Arnould de Gâvre. They were married, but the date and place have not been found. They had no known children.
Note 1
Gérard de Sottenghien, IV, d. 1322 & Aelis de Liedekerke, d. Aft 23 Mar 1336