GN

GN may refer to:

• Air Gabon (IATA code: GN), an airline based in Libreville, Gabon
• Gabe Newell (born 1962), co-founder and managing director of video game development and online distribution company Valve Corporation
• Gastronorm sizes, a set of food storage containers based on EN 631 standard
• Gendarmerie Nationale (disambiguation)
• Gente Nueva, a Mexican criminal organization
• Giganewton, a metric unit
• Glomerulonephritis, a medical condition
• Gn (digraph), a two-character combination in various languages
• GN Store Nord, Danish manufacturer
• GN (car), a British car company operating from 1910 to 1925
• Guinea (ISO country code: GN), a nation in West Africa
  • .gn, the Internet top-level domain for Guinea
• Grain (mass), a unit of mass
• Graphic novel, a type of comic book
• Great Northern Railway (U.S.), a railway that ran from St. Paul to Seattle
• Greater Noida, an Indian township near New Delhi
• Grid north, a navigational term referring to the direction northwards along the grid lines of a map projection
• Ground Network, former name of Near Earth Network, a network of NASA ground stations to support spaceflight
• Guardia Nacional (disambiguation), the national guard or military in some Latin American nations
• Guide number, for an electronic camera flash
• Guarani language, ISO 639-1 code "gn"
• Good Night, GN, is abbreviation
• Galaxy Nexus, a smartphone in Google's Nexus line
• Suzuki GN series, a range of motorcycles
• Good Night (disambiguation), various meanings