Darbhanga is the fifth largest city and municipal corporation in the state of Bihar in India, and is considered an important city in North Bihar. It serves as the headquarters of the Darbhanga district and the Darbhanga division. It is held that the name Darbhanga has been derived from Dwar Banga or Dari – Banga, meaning the 'door of Bengal'.
Darbhanga was the seat of the erstwhile Khandwala zamidaar dynasty under the Mughals and British India. It is considered an important medical center of North Bihar as it is the location of the Darbhanga Medical College and Hospital, and the second AIIMS of the state is to be constructed here.