CHATEAU-Renaud, a town of France in the Gâtinois, where clothes are made for the army, and where there is a trade in saffron. E. Long. 2. 25. N. Lat. 48. 0. This is also the name of a town of Touraine, in France, with the title of a marquise. E. Long. 2. 41. N. Lat. 47. 22.