Tiffauges (French pronunciation: [tifoʒ]) is a commune in the Vendée department in the Pays de la Loire region in western France.

Gilles de Rais owned the local fortress.

Tiffauges is geographically located in the north-east of the Vendée, bordering the department of Maine-et-Loire, it is cut by the departmental road D 753 which goes from Cholet to Saint-Jean-de-Monts .

Tiffauges is located at the confluence of the rivers Sèvre Nantaise and Crûme.

[3] The region is mentioned as teofalgicus pagus in 848, the city castella theophalgica around 1050.