Gaetano I Boncompagni-Ludovisi Prince of Piombino (1706-1777) (1706–1777) Parents Antoni I Boncompagni-Ludovisi Maria Eleonora I Boncompagni Children Marianna Boncompagni-Ludovisi Antoni II Boncompagni-Ludovisi Siblings Pietro Gregorio Ottoboni Boncompagni Ludovisi, 2nd Duke of Fiano Partners Laura Chigi Albani della Rovere
