San Severo [sanseˈvɛːro] (formerly known as Castellum Sancti Severini, then San Severino and Sansevero; locally Sanzëvírë) is a city and comune of c. 54,000 inhabitants in the province of Foggia, Apulia, south-eastern Italy. Rising on the foot of the spur of Gargano, San Severo adjoins the communes of Apricena in the north, Rignano Garganico and San Marco in Lamis in the east, Foggia and Lucera in the south, and Torremaggiore and San Paolo di Civitate in the west.