MN may refer to:
Places Mongolia (ISO 3166-1 country code) Montenegro (former ISO 3166 country code) Monaco (FIPS 10-4 country code) Minnesota, US (postal abbreviation) Manipur, a state in northeast India Province of Mantua, or of Mantova, in Italy County Monaghan, in Ireland (license plate code) Language Mongolian language (ISO 639-1 code) mn (digraph), a combination of letters used in spelling
Science and technology Manganese, symbol Mn, a chemical element .mn, the Internet country code top-level domain for Mongolia Meganewton (MN), a unit of force equal to one million newtons millinewton (mN), one-thousandth of a newton Membranous nephropathy Middle Neolithic, an archaeological period Minimum mode, a hardware mode available to Intel 8086 and 8088 processors Number average molecular weight (Mn) Mammal Neogene zones, a system of biostratigraphic zones in the stratigraphic record used to correlate mammal-bearing fossil localities of the Neogene period of Europe
Transport Kulula.com (IATA airline designator MN) Metro-North Railroad, a commuter railroad in New York City Indian Railways station code for Meenambakkam railway station, Chennai, Tamil Nadu, India Station code for Madiun railway station, East Java, Indonesia
Other uses MN (film), a 1954 Filipino movie Marine Nationale, the French Navy Merle Norman Cosmetics, an American cosmetic company Model number, an identifying number for each particular type of product a manufacturer makes Maanjiwe nendamowinan, a building on the University of Toronto Mississauga campus