Robert Poyntz (died 1520) daughter and only child of Anthony Woodville, 2nd Earl Rivers (c. 1440-1483), Knight of the Garter (brother of Queen Elizabeth Woodville who married King Edward IV), by his mistress Gwenlina Stradling, a daughter of William Stradling of St Donat's Castle in Glamorgan, Wales. The Heraldic Visitation of Gloucestershire records that:<br> By his wife he had five sons and four daughters including: In about 1520, at the end of his life, he built a fine chantry chapel as an addition to the Gaunt's Chapel in Bristol (today known as St Mark's Church, Bristol), to the east end of the south aisle,
Elizabeth Woodville offered the throne and became King Richard III. Edward V, who was no longer king, and his brother Richard, Duke of York, remained in the Tower of London. There are no recorded sightings of them after the summer of 1483. Now referred to as Dame Elizabeth Grey, she and the Duke of Buckingham (a former close ally of Richard III and now probably seeking the throne for himself) now allied themselves with Lady Margaret Stanley (née Beaufort) and espoused the cause of Margaret's son Henry Tudor, a great-great-great-grandson of King Edward III, the closest male heir of the Lancastrian claim