Original: Frances Grey, Duchess of Suffolk (16 July 1517 - 20 November 1559), born Lady Frances Brandon, was the second child and eldest daughter of Charles Brandon, 1st Duke of Suffolk and Mary Tudor, dowager Queen of France.
Simplified: Lady Frances Brandon (July 16, 1517 - November 20, 1559) was the daughter of Mary Tudor of England (1495 - 1533) and Charles Brandon, Duke of Suffolk.