The diocese of Gravina and Montepeloso is a former ecclesiastical territory of the Roman Catholic Church in Apulia, southern Italy. Gravina is about 59 km (36 mi) southwest of Bari. Since 1986 it has formed part of the merged diocese of Altamura-Gravina-Acquaviva. Gravina in Apulia was the seat of the episcopal see from the ninth century.