Chaillé-sous-les-Ormeaux () is a former commune in the Vendée department in the Pays de la Loire region in western France. On 1 January 2016, it was merged into the new commune of Rives-de-l'Yon. Geography The village lies above the right bank of the river Yon, which forms most of the commune's eastern border. See also Communes of the Vendée department References Former communes of Vendée