Ferdinand Maximilien Mériadec de Rohan was a French Catholic Prelate who was Archbishop of Bordeaux and then Archbishop of Cambrai.

The Archdiocese of Bordeaux (–Bazas) is a Latin Church ecclesiastical territory or archdiocese of the Catholic Church in France. The episcopal see is Bordeaux, Aquitaine. It was established under the Concordat of 1802 by combining the ancient Diocese of Bordeaux with the greater part of the suppressed Diocese of Bazas. The Archdiocese of Bordeaux is a metropolitan see, with four suffragan dioceses in its ecclesiastical province: Dioceses of Agen, Aire and Dax, Bayonne, and Périgueux.