PUERTO PRINCIPLE, a town of Cuba, capital of a jurisdiction of the same name, stands in the interior of the island, 36 miles W.S.W. of its port, Las Nuevitas, with which it is connected by a railway. It was formerly the seat of the supreme court of justice for the island, but this is now at Havana. A considerable trade is carried on through the port, sugar and tobacco being the chief exports. Pop. of the jurisdiction (1854) 46,532; of the town, 26,648.