Lépin-le-Lac (French pronunciation: [lepɛ̃ lə lak]; lit. "Lépin-the-Lake"; Arpitan: Lépen-le-Léc), also simply known as Lépin, is a rural commune in the Savoie department in the Auvergne-Rhône-Alpes region in Southeastern France. In 2020, it had a population of 469. It lies on the south-southwestern shore of the Lac d'Aiguebelette, one of the largest natural lakes in the area.

It is located just southwest of Aiguebelette-le-Lac, which covers part of the Chaîne de l'Épine. On the other side of the ridge is Chambéry, 11.3 km (7 mi) east of Lépin-le-Lac.

Lépin-le-Lac is served by Lépin-le-Lac-La Bauche station on the railway line from Saint-André-le-Gaz to Chambéry.

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  The village and the lake
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  Église de la Sainte-Trinité
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  Lépin-le-Lac-La Bauche station

• Communes of the Savoie department