G1, G01, G.I, G-1, G One can be:

Sports [link]

• G1 Climax, an annual professional wrestling singles tournament held by New Japan Pro Wrestling
• Group One, the highest level races in horseracing.

Science [link]

• G1 phase in the cellular cycle
• G1 regulatory sequence for the insulin gene
• ATC code G01 Gynecological antiinfectives and antiseptics, a subgroup of the Anatomical Therapeutic Chemical Classification System
• Alkali metal, Group 1 of the periodic table
• Globular cluster Mayall II
• The giant elliptical galaxy YGKOW G1 that lenses the Twin Quasar
• G1 star, a subclass of G-class stars

Transportation [link]

• G1 Beijing–Harbin Expressway in the People's Republic of China
• Gorkha Airlines, IATA airline designator

Entertainment [link]

• G.One (character) a super hero titular character of the 2011 Bollywood science fiction film, Ra.One

Products [link]

• Alfa Romeo G1, a 1921 Italian car
• Contax G1, a Rangefinder camera made by Contax Inc.
• DSC-G1, a 2007 Sony Cypber-shot G series camera model
• DSER Class G1, a Dublin and South Eastern Railway Irish steam locomotive
• PowerPC 601 (PowerPC G1)
• PowerShot G1, a Canon camera
• PRR G1, an American PRR 4-6-0 steam locomotive
• HTC Dream, also known as the T-Mobile G1, a smartphone that runs Google's Android software platform
• Transformers: Generation 1, referring to the first Transformers incarnation
• Panasonic Lumix DMC-G1, a digital camera made by Panasonic

Organizations [link]

• g1, an official ScrewAttack designation

Military [link]

• G1 is the designation used by the South African Army for the Ordnance QF 25 pounder
• G-1 (submarine), a class of early-20th century submarines constructed by the Lake Torpedo Boat Company of Bridgeport, Connecticut and purchased by the United States Navy
• Char G1, a French tank
• The designation used by the West German and Turkish armies for the FN FAL rifle
• G.I, a German designation for several World War I heavy bombers:
  • AEG G.I
  • Albatros G.I, a German aircraft whose development was the Albatros G.II 1916 aircraft
  • Friedrichshafen G.I
  • Gotha G.I
  • Hansa-Brandenburg G.I, a 1916 bomber aircraft
• Fokker G.I, a 1937 Dutch heavy twin-engined fighter plane
• G-1 military flight jacket, a type of flight jacket

Other [link]

• G1 (Rede Globo), a Brazilian news portal
• G1 licence, the first tier in the graduated licensing programme for Ontario's new drivers
• G1 is often used to refer to the first three seasons of the Transformers animated series, and also, the first generation of My Little Pony, which ran from 1983 to 1995 (1992 in the US).
• In ISO/IEC 2022 character sets, one of 4 groups of characters that may be swapped into the encoding space via control codes

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.