The Roman Catholic Diocese of Coutances is a diocese located in the Normandy region of France. It was established in the 6th century and is part of the ecclesiastical province of Rouen. The diocese covers a significant area, including the city of Coutances, which is known for its historical cathedral. The diocese serves a diverse population and is responsible for the spiritual and administrative needs of its parishes. It is led by a bishop, who oversees the clergy and various church activities. The diocese also engages in community outreach and educational programs to support its members.