The Roman Catholic Diocese of Campobasso-Boiano is a diocese located in the region of Molise, Italy. It was established in 1986 through the merger of the Diocese of Campobasso and the Diocese of Boiano. The diocese is part of the ecclesiastical province of the Archdiocese of Benevento and serves a diverse population with various parishes and communities. The diocese is governed by a bishop, who oversees the spiritual and administrative needs of the faithful. The current bishop is responsible for promoting the teachings of the Roman Catholic Church and fostering community engagement within the diocese. The diocese also focuses on education, social services, and pastoral care.