G2

G2, G02, G.II, G II, or G-2 may refer to:

In military applications

• G-2 officer, an Army intelligence officer belonging to the Military Intelligence Corps at the division level and higher.
  • in the context of the occupation of Japan it frequently refers to Charles A. Willoughby
• AEG G.II, German bomber during World War I
• Albatros G.II, a 1916 German biplane bomber prototype
• Friedrichshafen G.II, a 1916 German medium bomber aircraft
• HMAS Nestor (G02), a 1940 Royal Australian Navy N-class destroyer
• Gotha G.II, a German bomber during World War I
• G2 (Republic of Ireland), the Irish Military Intelligence Service
• Soko G-2, a 1961 Yugoslavian two-seat, single engine, advanced trainer, counter-insurgency, ground-attack and reconnaissance aircraft
• USS G-2 (SS-27), an Edwardian era submarine constructed by the Lake Torpedo Boat Company of Bridgeport, Connecticut and purchased by the United States Navy

In computing

• Extreme-G 2, a 1998 Nintendo 64 game
• G2, a model of PowerPC
• Gnutella2, the P2P file sharing Network
• HTC Magic, aka G2

In commerce and industry

• G2, the next generation of Gatorade brand electrolyte beverages produced and marketed by PepsiCo
• G2, a gel pen brand made by the Pilot Pen Corporation
• G2 – Generation Guns, L.L.C., a North America Airsoft provider
• Canon PowerShot G2, a digital camera made by Canon Inc.
• Contax G2, a Rangefinder camera made by Contax Inc.
• Fiat G.2, a 1932 Italian three-engine six-passenger monoplane transport aircraft
• Slacker G2, a portable audio device made by Slacker Radio for the Slacker Music Service
• G2 International Marketing Limited - a full service marketing company
• G2 Technology, Inc. - a supply chain management and fulfillment company

In science and mathematics

• G2, a stellar classification
• G₂, a Lie group in mathematics
• G2 phase of the cell cycle
• ATC code G02, a section of the Anatomical Therapeutic Chemical Classification System
• M31 G2, or Mayall III, a globular cluster in the Andromeda Galaxy (M31)
• Haplogroup G2, a subclade of Haplogroup G (Y-DNA)
• g-2, a notation for the anomalous magnetic dipole moment in physics

In transportation

• County Route G2 (California), also known as Lawrence Expressway
• Glasspar G2, a fiberglass body car predating the Kaiser Darrin and Corvette
• MGWR Class G2, a Midland Great Western Railway Irish steam locomotive
• PRR G2, an American PRR 4-6-0 steam locomotive
• Grumman Gulfstream II, a large twin engine business jet built by Gulfstream Aerospace
• G2, the Avirex (Gabon) IATA airline designator
• G2, the Dobrolet Airlines (Russia) IATA airline designator

In fiction

• Transformers: Generation 2: Part of the Transformers franchise, lasting 1992-1995
  • Generation 2, by Marvel Comics
• G2, the female android played by Elaine Hendrix in the movie Inspector Gadget 2

In media

• G2, The Guardian daily supplement

In politics and international relations

• A proposed institutional relationship between the United States and China - Strategic and Economic Dialogue

See also

• Group 2