Baranello is a comune (municipality) in the Province of Campobasso in the Italian region Molise, located about 10 km southwest of Campobasso. As of 31 December 2004, it had a population of 2,715 and an area of 24.8 km.

Baranello borders the following municipalities: Busso, Colle d'Anchise, Spinete, Vinchiaturo.

The name was already mentioned in the 11th century, and probably derives from Vairanum, a Samnite town whose ruins can still be seen on nearby Mount Vairano. Giuseppe Zurlo, a renowned economist and a minister in the Kingdom of Naples, was born here in 1757.