Brière Regional Natural Park (French: Parc naturel régional de Brière) is a protected area in the Pays de la Loire region of France. It covers a total area of 40,000 hectares (99,000 acres) with a core of wetland, the Grande Brière, covering approximately 7,000 hectares (17,000 acres). The area was officially designated as a regional natural park in 1970.

The park includes the following member communes:

• Assérac
• Crossac
• Donges
• Guerande
• Herbignac
• La Baule-Escoublac
• La Chapelle-des-Marais
• Missillac
• Montoir-de-Bretagne
• Pornichet
• Prinquiau
• Saint-André-des-Eaux
• Saint-Joachim
• Saint-Lyphard
• Saint-Malo-de-Guersac
• Saint-Molf
• Saint-Nazaire
• Sainte-Reine-de-Bretagne
• Trignac

See also

• List of regional natural parks of France