The Diocese of Annecy is a Latin Church diocese of the Catholic Church in France. Saint-Gingolph VS, a town in the Swiss canton of Valais, is also part of the diocese. Originally erected in 1822, after the Concordat as a subdivision of the Roman Catholic Archdiocese of Chambéry, the diocese comprises the entirety of the department of Haute-Savoie in the Region of Rhône-Alpes. Only recently, in 2002, did the metropolitan change. The diocese is now suffragan to the Archdiocese of Lyon. The current bishop is Yves Le Saux, appointed in 2022.

The Archdiocese of Lyon, formerly the Archdiocese of Lyon–Vienne–Embrun, is a Latin Church metropolitan archdiocese of the Catholic Church in France. The archbishops of Lyon serve as successors to Saints Pothinus and Irenaeus, the first and second bishops of Lyon, respectively, and are also called primates of Gaul. He is usually elevated to the rank of cardinal. Bishop Olivier de Germay was appointed archbishop on 22 October 2020.