Rieux Cathedral (French: Cathédrale de la Nativité-de-Marie de Rieux) is a Roman Catholic church located in the town of Rieux-Volvestre, France. It is a national monument.
It was formerly the seat of the Bishopric of Rieux, founded in 1317 and suppressed by the Concordat of 1801.
Cathédrale de la Nativité-de-Marie
Cathédrale de la Nativité-de-Marie
Coordinates: 43°15′30″N 1°12′12″E / 43.25833°N 1.20333°E