The Italian Catholic diocese of Larino, in the province of Campobasso, Southern Italy, existed until 1986. In that year it was united into the diocese of Termoli-Larino. It was a suffragan of the archdiocese of Benevento.
Larino is a mile from the site of the ancient Larinum, destroyed by war and epidemic, and is first mentioned as an episcopal see in 668.
Among the bishops were
This article incorporates text from a publication now in the public domain: Herbermann, Charles, ed. (1913). "". Catholic Encyclopedia. New York: Robert Appleton.