Frances Grey, Duchess of Suffolk

Frances Grey, Duchess of Suffolk was an English noblewoman, the second child and eldest daughter of King Henry VIIIs sister Mary and Charles Brandon, 1st Duke of Suffolk. She was the mother of Lady Jane Grey, Lady Catherine Grey, and Lady Mary Grey.

Frances Brandon was bornJuly 1517 in Hatfield, Hertfordshire and spent her childhood in the care of her mother. Although her father, the Duke of Suffolk, had obtained a declaration of nullity regarding his earlier marriage to Margaret Neville on the ground of consanguinity, in 1528 he secured a bull from Pope Clement VII assuring the legitimacy of his marriage with Mary Tudor, and therefore the legitimacy of his daughter Frances. Frances was close to her aunt Catherine of Aragon, first wife of her uncle King Henry VIII, and was a childhood friend of her first cousin, the future Queen Mary I.

Source: Wikipedia