9N or 9-N may refer to:
9N or 9°N, the 9th parallel north latitude New York State Route 9N, a state highway in Eastern New York GCR Class 9N, a 1911 class of 4-6-2 tank locomotives The International Telecommunication Union prefix for radio stations in Nepal Nepal, aircraft registration code 9N, a Ford N-Series tractor made from 1939 to 1941 9N, a model of Fordson tractor Gnome 9N, a model of Gnome Monosoupape Lorraine 9N Algol, a model of Lorraine Algol Typ 9n, internal corporate designation for Volkswagen Polo Mk4 2014 Catalan self-determination referendum, shortened to 9N due to being celebrated on November 9
See also N9 (disambiguation)