For the date of her birth as "3 Nov 1767" see: Christie, Ian, R., The Collected Works of Jeremy Bentham: Correspondence of Jeremy Bentham, Volume 3: January 1781 to October 1788, 2017 (first published 1971), p.95, footnote 8[1]. Her year of birth is confirmed as about 1767 in a contemporary letter from Jeremy Bentham to George Wilson, dated 24 Sept 1781: "Miss Fox is a little girl between 13 and 14, a sister, and the only one, of the present Lord Holland who is about 9, consequently niece to Charles Fox and to Lady Shelburne and great-niece to the Duchess of Bedford" (Christie, p.95)

For the date of her death see: The Spectator, 15 March 1845, p.253, notice of deaths[2] "On the 12th (March 1845) at Little Holland House, Kensington, the Hon. Caroline Fox, niece of Charles James Fox and sister of the late Lord Holland".