Isabel Neville, Duchess of Clarence

Lady Isabel Neville was the elder daughter and co-heiress of Richard Neville, 16th Earl of Warwick, and Anne de Beauchamp, suo jure 16th Countess of Warwick. She was the wife of George Plantagenet, 1st Duke of Clarence. She was also the elder sister of Anne Neville, wife and consort of Clarence's brother, Richard III.

5 September 1451

Born on the same birth day (5 September): Bob Katter Sr. • Colt McCoy • Craig Smith (ice hockey) • Dennis Scott (basketball) • Franco Zuculini • Goffredo Mameli • John Danforth • José Ángel (footballer, born September 1989) • Mariko Kouda • Nazr Mohammed • Peter Winnen • Thomas Mikal Ford • William Dampier • Yuna Kim