House of Lancaster to members of the family and their supporters. The family provided England with three kings: Henry IV, who ruled from 1399 to 1413, Henry V (1413–1422), and Henry VI (1422–1461 and 1470–1471). The House became extinct in the male line upon the murder in the Tower of London of Henry VI, following the battlefield execution of his son Edward of Westminster, Prince of Wales, by supporters of the House of York in 1471. Lancastrian cognatic descentfrom John of Gaunt and Blanche of Lancaster's daughter Phillipacontinued in the royal houses of Spain and Portugal while the Lancastrian political cause was maintained
Hugh Courtenay (d.1471) Hugh Courtenay (d.1471) Sir Hugh Courtenay (c.1427 – 6 May 1471) of Boconnoc, Cornwall, was MP for Cornwall in 1446 and 1449. He was beheaded after the Battle of Tewkesbury in 1471. He was the second son of Sir Hugh Courtenay (c.1358-1425), of Haccombe and Bampton, Devon, MP and Sheriff of Devon (a grandson of Hugh de Courtenay, 2nd/10th Earl of Devon (1303–1377) and the younger brother of Edward de Courtenay, 3rd/11th Earl of Devon (1357–1419), "The Blind Earl"), by his 4th wife Maud Beaumont (d. 3 July 1467), daughter of Sir William Beaumont of Shirwell by Isabel Willington, daughter