The Institut industriel du Nord (IDN) was the engineering school and research institute at École Centrale de Lille from 1872 to 1991, within the campus of the Lille University of Science and Technology (France).

École Centrale de Lille is a graduate engineering school, with roots back to 1854 as the École des arts industriels et des mines de Lille, re-organised in 1872 as Institut industriel du Nord. It is one of the Centrale Graduate Schools.