John I, Duke of Brittany

John I of Dreux (in French Jean I de Dreux) (1217–October 8 1286), known as "the Red" (le Roux) due to the colour of his beard, was Duke of Brittany, from 1237 to his death. He was son of Duke Peter I and Alix of Thouars, heiress of the duchy. In 1236 John married Princess Blanche of Navarre, daughter of Theobald IV of Champagne.

Related Topics:
1217 - October 8 - 1286 - Duke of Brittany - 1237 - Peter I - Alix of Thouars - Navarre - Theobald IV of Champagne

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John was nominal duke from 1221, date of his mother’s death, although his father ruled as regent until he reached adulthood.

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