name, John VI, as he is known traditionally in old English sources, comes from English partisan accounting as to who was the rightful duke of Brittany during...

was Duke of Brittany and Count of Montfort from 1345 until his death and 7th Earl of Richmond from 1372 until his death. He was the son of John of Montfort...

Duke of Brittany, Count of Montfort and titular Earl of Richmond, from 29 August 1442 to his death. He was born in Vannes, the son of John V, Duke of...

John I (Breton: Yann, French: Jean; c. 1217/1218 – 8 October 1286), known as John the Red due to the colour of his beard, was Duke of Brittany from 1221...

John II (Breton: Yann; French: Jean; 1239 – 18 November 1305) reigned as Duke of Brittany from 1286 until his death, and was also Earl of Richmond in...

invaded Brittany in the mid-12th century and became Count of Nantes in 1158 under a treaty with Duke Conan IV. Henry's son, Geoffrey, became Duke through...

Arthur de Richemont (24 August 1393 – 26 December 1458), was briefly Duke of Brittany from 1457 until his death. He is noted primarily, however, for his...

(1418–1457), was Duke of Brittany, Count of Montfort and titular earl of Richmond, from 1450 to his death. He was son of Duke John VI and Joan of France, and...

Montfort. It succeeded the Brittany branch of the House of Dreux, invoking already in 1341 a right to succeed John III, Duke of Brittany. A war ensued, ultimately...

France and Isabeau of Bavaria. She ruled Brittany during the imprisonment of her spouse in 1420. Joan married John V, Duke of Brittany, in 1396. Three years...