John of Montfort
King
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John of Montfort, sometimes known as John IV of Brittany, and 6th Earl of Richmond from 1341 to his death. He was the son of Arthur II, Duke of Brittany and his second wife, Yolande de Dreux. Wikipedia
Born: 1295, Hennebont, France
Died: September 26, 1345 (age 50 years), Hennebont, France
Spouse: Joanna of Flanders (m. 1329)
Great-grandparents: John I, Duke of Brittany, Henry III, Eleanor of Provence, and more
Grandchildren: John V, Duke of Brittany, Arthur III, Duke of Brittany, Blanche of Brittanny, and more