Saint-Leu may refer to several places in France:

Saint-Leu, Réunion, Réunion department Saint-Leu-d'Esserent, Oise department Saint-Leu-la-Forêt, Val-d'Oise department Castle of Saint-Leu Huby-Saint-Leu, Pas-de-Calais department Villers-sous-Saint-Leu, Oise department