Sainte-HermineSainte-Hermine is a former commune in the Vendée department in the Pays de la Loire region in western France. On 1 January 2025, it was merged into the new commune of Saint-Jean-d'Hermine.WWW sainte-hermine.fr𝕏 SainteHermineGeographyThe river Smagne flows southwestward through the commune and crosses the town. The river Lay forms most of the commune's northern border.