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 Stafford, Countess of Sussex is unknown, and a younger son, Sir John Radcliffe (1539 – 9 November 1568). Robert Radcliffe, 1st Earl of Sussex, died 27 November 1542. His widow, Mary, subsequently married, in 1545, as his second wife, Henry FitzAlan, Earl of Arundel (died 24 February 1580). Elizabeth Stafford, Countess of Sussex Elizabeth Stafford (c. 1479 – 11 May 1532) was an English noblewoman. Elizabeth Stafford was the daughter of Henry Stafford, 2nd Duke of Buckingham, and Lady Katherine Woodville, the daughter of Richard Woodville, 1st Earl Rivers, by Jacquetta of Luxembourg, daughter of Pierre de Luxembourg, Count of St. Pol, and was