Le Vivier-sur-Mer Le Vivier (Gallo) Gwiver (Breton)
Commune
Saint Nicolas church
Flag Coat of arms
Location of Le Vivier-sur-Mer
Le Vivier-sur-Mer Show map of France Le Vivier-sur-Mer Show map of Brittany
Coordinates: 48°36′10″N 1°46′23″W / 48.6028°N 1.7731°W / 48.6028; -1.7731
Country	France
Region	Brittany
Department	Ille-et-Vilaine
Arrondissement	Saint-Malo
Canton	Dol-de-Bretagne
Intercommunality	Pays de Dol et Baie du Mont Saint-Michel
Government
• Mayor (2020–2026)	Carole Cerveau[1]
Area 1	2.24 km2 (0.86 sq mi)
Population  (2021)[2]	1,064
• Density	480/km2 (1,200/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	35361 /35960
Elevation	3–8 m (9.8–26.2 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Le Vivier-sur-Mer (French pronunciation: [lə vivje syʁ mɛʁ], literally Le Vivier on Sea; Breton: Gwiver; Gallo: Le Vivier) is a commune in the Ille-et-Vilaine department of Brittany in north-western France.

Population

Inhabitants of Le Vivier-sur-Mer are called in French vivarais.