Le Vivier is a commune in the Pyrénées-Orientales department in southern France.
Le Vivier is located in the canton of Sournia and in the arrondissement of Prades.
Le Vivier-sur-Mer (Breton: Gwiver, Gallo: Le Vivier) is a commune in the Ille-et-Vilaine department of Brittany in north-western France.
Inhabitants of Le Vivier-sur-Mer are called in French vivarais.