Darbhanga (dərbŭngˈgə) [key], city (1991 pop. 218,391), Bihar state, NE India, E of the Baghmati River. It is a district administrative center and is located in a sugarcane- and tobaco-growing area on a fertile alluvial plain. Once part of the Brahman kingdom of Mithila, Darbhanga passed to the Mughals in the 14th cent. The British assumed control in 1765. Darbhanga has a mixed Hindu and Muslim population.