Plaine

Plaine may refer to:
 * Plaine (river), a tributary of the river Meurthe in France
 * Plaine, Bas-Rhin, a commune in Alsace in north-eastern France
 * Plaine-Haute, a commune in the Côtes-d'Armor department in Brittany in northwestern France
 * Plaine Morte Glacier, a glacier in the canton of Bern in Switzerland
 * Belle Plaine (disambiguation)
 * La Plaine (disambiguation)