Sir Roger Clarendon, was a royal bastard and conspirator, who was executed for treason. Wikipedia
Born: 1350
Died: June 8, 1402 (age 52 years), Tyburn, London
Grandparents: Edward III and Philippa of Hainault
Great-grandparents: Edward II, Isabella of France, Joan of Valois, Countess of Hainaut, and more
Parents: Edward the Black Prince
Partner: Margaret Fleming