The Diocese of Avignon is a Roman Catholic diocese located in the city of Avignon, France. It was established in the early Christian era and has a rich history, particularly during the time when Avignon served as the seat of the papacy from 1309 to 1377. This period is known as the Avignon Papacy, which significantly influenced the church and the region. The diocese is part of the ecclesiastical province of Marseille and encompasses several parishes. It plays a vital role in the spiritual life of the community, providing religious services, education, and support to its members. The Palais des Papes, a historic papal palace in Avignon, is a significant landmark associated with the diocese.