Marennes-Hiers-Brouage () is a commune in the Charente-Maritime department in southwestern France. It was established on 1 January 2019 by merger of the former communes of Marennes (the seat) and Hiers-Brouage.Arrêté préfectoral 27 November 2018
Population Population data refer to the commune in its geography as of January 2025.
See also Communes of the Charente-Maritime department
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