Catherine Carey Francis and Lady Knollys produced a number of offspring who survived to maturity. Of the children listed, only the last, Dudley, is known to have died in infancy: The possibility that Catherine, and perhaps her brother Henry, were illegitimate children of Henry VIII, appears in many works of fiction, including Philippa Gregory's "The Other Boleyn Girl". Catherine Carey is also a character in Gregory's "The Boleyn Inheritance", where she is sent to the royal court during the time of Queens Anne of Cleves and Catherine Howard, and in "The Virgin's Lover", where, as the mother of the seventeen-year-old Lettice Knollys,
Jane Howard, Countess of Westmorland Baron Berkeley, and Margaret Howard, who married Henry Scrope, 9th Baron Scrope of Bolton. Jane Howard's youngest sister, Margaret, was born after their father's execution. Jane Howard's father, the Earl of Surrey, was tried and convicted of treason at the Guildhall on 13 January 1547, and beheaded on Tower Hill on 19 January 1547. In 1548 his children were placed in the care of their aunt, Mary FitzRoy, who appointed the martyrologist, John Foxe, as their tutor. About 1563/4 Jane Howard married Charles Neville, 6th Earl of Westmorland, who had succeeded to the earldom after his father's death on 10