The Biblioteca nazionale Vittorio Emanuele III (Victor Emmanuel III National Library) is a national library of Italy. It occupies the eastern wing of the 18th-century Palazzo Reale in Naples, at 1 Piazza del Plebiscito, and has entrances from piazza Trieste e Trento. It is funded and organised by the Direzione Generale per i Beni Librari and the Ministero per i Beni e le Attività Culturali.