Couva–Tabaquite–Talparo is one of the nine regions of Trinidad and Tobago, and one of the five regions which form the Gulf of Paria coastline on Trinidad's West Coast. Its regional capital and commercial center is Couva. Couva–Tabaquite–Talparo is the third-largest of Trinidad and Tobago's nine regions, with an area of 723 square kilometres (300 sq mi). As of 2011, the population was 178,410. The region is the second-most populous and fourth-least-densely populated region in Trinidad with 247 inhabitants per square kilometre (640/sq mi).

Couva–Tabaquite–Talparo is bordered by the Gulf of Paria to the west, the Borough of Chaguanas to the north-west, Tunapuna–Piarco region to the north, Sangre Grande and Mayaro–Rio Claro to the east, Princes Town to the south and the City of San Fernando to the south-west. The region is directly adjacent to the Venezuelan state of Monagas to west separated by the Gulf of Paria.

Couva–Tabaquite–Talparo is Trinidad and Tobago's third largest region in area after Sangre Grande and Rio Claro–Mayaro. The region is situated in Central Trinidad within the Caroni Plains bordering the Gulf of Paria to west. It was a major region for sugar and cocoa production in the 18th and 19th centuries and the first half of the 20th century. The region features the Caroni–Arena Dam which supplies water to the northern regions of Trinidad and Navet Dam which supplies water to much of Central and Southern regions Trinidad. Much of the Central Range lies in the region which is home to the Brasso Venado and Gran Couva Waterfall. Couva–Tabaquite–Talparo also houses the Pointe-à-Pierre Wild Fowl Trust in Pointe-à-Pierre.