Castelnuovo

Castelnuovo or Castel Nuovo (Italian for 'new castle/fortress') may refer to :

In Italy
Comuni (communes or municipalities):
 * Castelnuovo, Trentino, Province of Trento
 * Castelnuovo Belbo, Province of Asti
 * Castelnuovo Berardenga, Province of Siena
 * Castelnuovo Bocca d'Adda, Province of Lodi
 * Castelnuovo Bormida, Province of Alessandria
 * Castelnuovo Bozzente, Province of Como
 * Castelnuovo Calcea, Province of Asti
 * Castelnuovo Cilento, Province of Salerno
 * Castelnuovo del Garda, Province of Verona
 * Castelnuovo della Daunia, Province of Foggia
 * Castelnuovo di Ceva, Province of Cuneo
 * Castelnuovo di Conza, Province of Salerno
 * Castelnuovo di Farfa, Province of Rieti
 * Castelnuovo di Garfagnana, Province of Lucca
 * Castelnuovo di Porto, Province of Rome
 * Castelnuovo di Val di Cecina, Province of Pisa
 * Castelnuovo Don Bosco, Province of Asti
 * Castelnuovo Magra, Province of La Spezia
 * Castelnuovo Nigra, Province of Turin
 * Castelnuovo Parano, Province of Frosinone
 * Castelnuovo Rangone, Province of Modena
 * Castelnuovo Scrivia, Province of Alessandria

Frazioni (hamlets):
 * Castelnuovo, part of Assisi, Province of Perugia, Umbria, central Italy
 * Castelnuovo, part of Sassocorvaro Auditore, Province of Pesaro and Urbino
 * Castelnuovo della Misericordia, part of Rosignano Marittimo, Province of Livorno
 * Castelnuovo, part of Prato, Province of Prato
 * Castelnuovo, part of Vergato, Province of Bologna
 * Castelnuovo, part of Teolo, Province of Padova
 * Castelnuovo dei Sabbioni, part of Cavriglia, Province of Arezzo

Other places and fortresses :
 * Castelnuovo, Avezzano, medieval town forming part of the Comune of Avezzano, Province of L’Aquila, Abruzzo
 * Castel Nuovo, a fortress in Naples
 * Castello Nuovo, a former fortress in Brescia

Elsewhere

 * Castelnuovo d'Istria, Italian name of Podgrad, Ilirska Bistrica, Slovenia
 * Castelnuovo di Cattaro, often simply Castelnuovo, former name of Herceg Novi, Montenegro
 * Kaštel Novi, Dalmatia, Croatia; Castelnuovo in Italian

Other uses

 * Castelnuovo (surname)
 * U.S. Castelnuovo Garfagnana, Italian football club
 * Siege of Castelnuovo, 1539 battle between Spain and the Ottoman Empire