Renaud de Courtenay

Renaud de Courtenay, (d. 1190) anglicised to Reginald I de Courtenay, of Sutton, Berkshire, was a French nobleman of the House of Courtenay who took up residence in England and founded the English Courtenay family, who became Earls of Devon in 1335. The title is still held today, by his direct male descendant.