Catherine Carey a biographer of Mary Boleyn, Alison Weir, claims that a young Catherine stayed overnight to entertain and distract her aunt Anne in the Tower the morning before the execution are not correct. Catherine went on to become Maid of Honour to both Anne of Cleves and Catherine Howard, the fourth and fifth wives of Henry VIII. On 26 April 1540 she married Sir Francis Knollys. Her husband was named a Knight of the Garter in 1593, although he had already been knighted in 1547. He was also Treasurer of the Royal Household. From the time of her marriage, Catherine became
Catherine Howard later gave evidence in the inquiry against her. Mannox and Catherine both confessed during her adultery inquisitions that they had engaged in sexual contact, but not actual coitus. When questioned Catherine was quoted as saying, "At the flattering and fair persuasions of Mannox, being but a young girl, I suffered him at sundry times to handle and touch the secret parts of my body, which neither became me with honesty to permit nor him to require." The interferences by Mannox came to an end in 1538, when Catherine, now aged 15, moved to the Dowager Duchess's household in Lambeth. There