Enghien, Du. Edingen, town (1991 pop. 10,258), Hainaut prov., W central Belgium. It is a tourist center and has industries that manufacture linen and lace. Enghien was founded in the 11th cent. and became a trade center. It passed to the Bourbon family in the 15th cent., but was sold (1606) by Henry IV of France to the house of Liège. The title of duke of Enghien remained with the Condé branch of the house of Bourbon.