Joanna of Flanders
Joanna of Flanders was Duchess of Brittany by her marriage to John of Montfort. Much of her life was taken up in defence of the rights of her husband and, later, son to the dukedom, which was challenged by the House of Blois during the War of the... Wikipedia
Born: 1295
Died: September 1374 (age 79 years), Tickhill, United Kingdom
Parents: Joan, Countess of Rethel and Louis I, Count of Nevers
Spouse: John of Montfort (m. 1329)
Great-grandparents: Guy, Count of Flanders, Odo, Count of Nevers, Manasses V, Count of Rethel, and more
Grandchildren: John V, Duke of Brittany, Arthur III, Duke of Brittany, Blanche of Brittanny, and more