The Roman Catholic Diocese of Dijon is a diocese located in eastern France, within the region of Bourgogne-Franche-Comté. It was established in the 5th century and is part of the ecclesiastical province of the Archdiocese of Besançon. The diocese serves the spiritual needs of its Catholic community and oversees various parishes and institutions in the area. The diocese's cathedral, the Cathedral of Saint Benignus of Dijon, is a significant historical and architectural landmark. The diocese is also involved in various social and educational initiatives, promoting the teachings of the Roman Catholic Church and fostering community engagement among its members.