Person

Arthur III, Duke of Brittany

1393–1458 · 15th century · Also known as Arthur de Richemont

Arthur III, known before his accession as Arthur de Richemont, was constable of France from 1425 and duke of Brittany from 1457 to 1458. A son of Duke John IV, he was wounded and captured at Agincourt in 1415, later served Charles VII and reformed the royal army. He shared in the victories of Patay in 1429 and Formigny in 1450 and in the recovery of Paris in 1436.

Arthur III, Duke of Brittany
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Duchy of BrittanyMilitary

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APA
The Epoch Institute. (2026). Arthur III, Duke of Brittany. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/arthur-iii-duke-of-brittany
MLA
“Arthur III, Duke of Brittany.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/arthur-iii-duke-of-brittany. Accessed .
Chicago
The Epoch Institute. “Arthur III, Duke of Brittany.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/arthur-iii-duke-of-brittany.
Harvard
The Epoch Institute (2026) ‘Arthur III, Duke of Brittany’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/arthur-iii-duke-of-brittany (Accessed: ).

Last reviewed October 2026Random entry ↻