Aillant-sur-Tholon () is a former commune in the Yonne department in Bourgogne-Franche-Comté in north-central France. On 1 January 2017, it was merged into the new commune Montholon.Arrêté préfectoral 1 April 2016 Aillant-sur-Tholon is twinned with Studley in Warwickshire.
Population
See also Communes of the Yonne department
References