Reduit (disambiguation)

Reduit or Réduit may refer to:
 * Reduit - a fortified structure such as a citadel
 * Réduit, Moka - a suburb in the village of Moka, Mauritius
 * National Redoubt (Belgium) (Réduit national) - a defensive belt of fortifications in Belgium
 * Fort du Trou-d'Enfer (a.k.a. Réduit du Trou-d'Enfer) - one of the fortifications of Paris
 * Réduit (Switzerland) - the Swiss National Redoubt