The Château de Dinan consists of a keep, in the town of Dinan, in the Côtes-d'Armor département of the Brittany region of France. The keep and the gate are part of the 2,600 metres (8,500 ft) of medieval ramparts which still surround the old town. It is called Donjon de la duchesse Anne (Keep of the Duchess Anne), and stands 111 feet (34m) high near the Saint Louis gate. John V, Duke of Brittany built the keep in 1382-1383.

• Telefoon +(0)2 96 39 45 20
• E-mail musees@dinan.fr
• Adress rue du Château, 22100 Dinan
• Website www.dinan.net/chateau-dinan.htm