Capri ( KAP-ree, US also kə-PREE, KAH-pree; Italian: [ˈkaːpri]; Neapolitan: [ˈkɑːprə]) is an island located in the Tyrrhenian Sea off the Sorrento Peninsula, on the south side of the Gulf of Naples in the Campania region of Italy. The main town of Capri that is located on the island shares the name. It has been a resort since the time of the Roman Republic.

Some of the main features of the island include the Marina Piccola (the little harbour), the Belvedere of Tragara (a high panoramic promenade lined with villas), the limestone crags called sea stacks that project above the sea (the faraglioni), the town of Anacapri, the Blue Grotto (Grotta Azzurra), the ruins of the Imperial Roman villas, and the vistas of various towns surrounding the Island of Capri including Positano, Amalfi, Ravello, Sorrento, Nerano, and Naples.

Capri is part of the region of Campania, Metropolitan City of Naples. The town of Capri is a comune and the island's main population centre. The island has two harbours, Marina Piccola and Marina Grande (the main port of the island). The separate comune of Anacapri is located high on the hills to the west.