Thomas Vaughan (died 1483) to the Duke of Burgundy in 1468. In 1475, on the same day that Edward's eldest son, the future Edward V, was invested as Prince of Wales, Vaughan was knighted, having acted for some years as Chamberlain to the young prince. In 1478, he was elected to parliament as knight of the shire for Cornwall. After Edward IV died in 1483, Vaughan was accompanying Edward V from Ludlow to London when the party was intercepted by the future King Richard III, then Duke of Gloucester. Richard had Vaughan arrested and executed along with Anthony Woodville, 2nd Earl Rivers and tutor
Elizabeth Stafford, Duchess of Norfolk Lady Katherine Woodville (sister of queen consort Elizabeth Woodville), and on her mother's, Henry Percy, 4th Earl of Northumberland, and Lady Maud Herbert. Her paternal grandfather, the 2nd Duke, was executed for treason in 1483 by King Richard III, and in 1521 her own father suffered the same fate when he was beheaded on Tower Hill for treason against King Henry VIII. Elizabeth had a brother and two sisters: Elizabeth's father is also said to have had three illegitimate children, who would have been Elizabeth's siblings of the half blood: Elizabeth lived at home until at least 1508. According to