Joan married John V of Montfort de Dreux, 5th Duke of Brittany in May 1366 in London, London, England. John (son of John IV of Montford de Dreux, Count of Montford and Joan of Flanders) was born in 1339; died on 1 Nov 1399. [Group Sheet] [Family Chart]
Abt 1356 - 1384 (~ 28 years)
