Trapani is a province in the autonomous island region of Sicily in Italy. Its capital is the city of Trapani. It has an area of and a total population of 436,150 (2013). There are 24 comunes (Italian: comuni) in the province (see Comuni of the Province of Trapani).
Besides the capital Trapani, other cities and places of interest in the province include Segesta, Gibellina, Erice, Castelvetrano, Alcamo, Marsala, Mazara del Vallo, Castellammare del Golfo, and Mozia. The nearby island of Pantelleria, noted for its wine production, and the Aegadian Islands are also administratively a part of Trapani province. The Province of Trapani is a major centre for viticulture.