Andoany, formerly and more commonly known as Hell-Ville (after Anne Chrétien Louis de Hell), is a city in Diana Region, Madagascar with a population of 30,000. It lies on the island of Nosy Be, of which it is the capital. It is located at 13°24′0″S 48°16′0″E / 13.4°S 48.266667°E / -13.4; 48.266667.