Marianna Caetani Peerage person ID=471000 (1750–1785) Parents Anna Maria Strozzi Michelangelo Caetani Children Prince Francesco Sforza-Cesarini, Duca di Segni Siblings Enrichetta Caetani Onorato Caetani Francesco Caetani, 11th Duke of Sermoneta Partners Gaetano II Sforza-Cesarini, 5th Prince of Genzano