Nice Cathedral (French: Basilique-Cathédrale Sainte-Marie et Sainte-Réparate de Nice) is a Roman Catholic church located in the old town of Nice in southern France. It is the seat of the Diocese of Nice. The cathedral was built between 1650 and 1699, the year of its consecration. It is dedicated to the Assumption of the Virgin Mary and Saint Reparata. It has been classed as a national monument since 9 August 1906.