- female, deceased (1374)
- Joanna of Flanders (c. 1295 - September 1374) was consort Duchess of Brittany by her marriage to John IV, Duke of Brittany. She was daughter of...
- male, deceased (1345)
- John IV of Montfort (in French Jean IV de Montfort, was duke of Brittany, from 1341 to his death. He was son of Duke Arthur II and Yolande de...
- male, deceased (1341)
- John III of Dreux (in French Jean III de Dreux) (March 8 1286 - April 30 1341), known as "the Good", was duke of Brittany, from 1312 to his death....
- male, deceased (1399)
- John V (in French Jean V) (1339 - November 1 1399), known as "the Conqueror", was Duke of Brittany and Count of Montfort, from 1345 until his...
- male, deceased (1364)
- Charles of Blois, was duke of Brittany, from 1341 to his death. Charles was the son of Guy I of Blois-Châtillon, count of Blois, by Margaret of V...
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