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"Lionel, Duke of Clarence, who also wears his mantle; and a younder brother not now to be identified to consequence of his shield of arms having long been lost." — Encyclopedia Britannica, 1893 <p>Lionel of Antwerp, 1st Duke of Clarence, jure uxoris 4th Earl of Ulster and 5th Baron of Connaught, KG (Norman French: Leonell Duc de Clarence; 29 November 1338 – 7 October 1368) was the third son, but the second son to survive infancy, of Edward III of England and Philippa of Hainault.

Duke of Clarence

"Lionel, Duke of Clarence, who also wears his mantle; and a younder brother not now to be identified…