The Château de Chandioux is a ruined castle in the commune of Maux in the Nièvre département of France. The castle was built in the 14th century and remodelled in the 15th and 16th centuries. According to Victor Moreau, a window now hidden by vegetation bears the date 1585. Remains of the castle include the lower court, the keep and the gatehouse. It has been listed since 1970 as a monument historique by the French Ministry of Culture.