PORCUNA, a town of Spain, Andalusia, in the province of Jaén, and 21 miles W.N.W. of the town of that name. It has clean, well-paved streets, and several squares, one of which contains the parish church and the public granary. There are also a town-hall, hospital, several schools, prisons, &c. Woollen cloth, serge, and soap are manufactured here. Pop. 5272.