The second daughter, Giorgia, married Obert, Margrave of Massa; the third, Preziosa, Tedice di Donoratico (della Gherardesca), Pisan count of Castagneto.
The oldest of three children, Caracciolo was born in Florence to Filippo Caracciolo, 8th Principe di Castagneto, 3rd duca di Melito and American Margaret Clarke.
Don Marco Torlonia (born 2 July 1937), later 6th Prince di Civitella-Cesi, who married (1) Donna Orsetta Caracciolo di Castagneto (17 May 1940 – 10 March 1968), one son; (2) Philippa McDonald (born 3 June 1942), one daughter; (3) Blažena Svitáková (born 16 October 1940), one daughter, born before marriage