Beaumont, John, first Viscount Beaumont (1409?-1460), magnate and courtier, was the elder son and heir of Henry, fifth Baron Beaumont of Folkingham, Lincolnshire (1379/80-1413) and Elizabeth (d. 1427), daughter of William, fifth Baron Willoughby of Eresby. He was one of the most powerful lords in eastern England during the reign ...
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