Oisy

Oisy may refer to:

Places

 * Billy-sur-Oisy, a commune in the Nièvre department in central France
 * Oisy, Aisne, a commune in the Aisne department in Picardy in northern France
 * Oisy, Nièvre, a commune in the Nièvre department in central France
 * Oisy, Nord, a commune in the Nord department in northern France
 * Oisy-le-Verger, a commune in the Pas-de-Calais department in the Nord-Pas-de-Calais region of France