GIUSTINIANI, ALESSANDRO. - Cardinal, b. 3 Feb. 1778 in Genova, d. there 11 Oct. 1843. Vice-legate of Bologna and Ferrara, after the conclusion of the Concordat of 1818 with the Kingdom of the Two Sicilies he was a member of the commission charged with implementing that Concordat. He remained in Napoli even during the revolution of 1820-21 and on that occasion proved a highly skilful diplomat. Appointed titular archbishop of Petra in 1822, and nuncio in Napoli, he went to Lisbona in 1826, and was created cardinal, with the title of S. Croce in Gerusalemme, on 2 July 1832.
BIBL.: G. Moroni, Diz. di erudiz. storico-eccl., XXXI, pp. 226-28; W. Maturi, Il Concordato del 1818 tra la S. Sede e le Due Sicilie, Firenze 1929, passim; J. H. Brady, Rome and the Neapolitan revolution of 1820-21, Nuova York 1937, passim; G. M. Monti, Stato e Chiesa durante la Rivoluzione napoletana del 1820-21, in Chiesa e Stato, I. Studi storici, Milano 1939, pp. 335-405.