TG or Tg may stand for:
Arts and entertainment
Gaming
- The Gathering (computer party), the second largest computer party in the world
- Travian Games, a German video game development and publisher company
Television
- Telegiornale (disambiguation), the Italian word for television newscast
- Top Gear (2002 TV series), a TV series about cars
- Windows TG, a fictional operating system featured in the show Mega64
Other media
- Throbbing Gristle, an English music and visual arts group formed in 1976
- Ferdinand Tönnies Gesamtausgabe, the complete work edition of Ferdinand Tönnies
Businesses and organizations
- TG Xers, a team in the Korean Basketball League, now renamed Wonju Dongbu Promy
- Thai Airways International (IATA code TG)
- Theodore Goddard, a law firm established by John Theodore Goddard, solicitor to Wallis Simpson
- ThinkGeek, an internet retailer
- Torture Garden (fetish club), the fetish club organizers
- Toyota Group, auto manufacturer
- TransDigm Group, a manufacturer of aerospace components
- Travian Games, a German video game company
- Triumph Group, an aftermarket repair company in Wayne, Pennsylvania, US
People
- Thomas Hopkins Gallaudet, founder of Gallaudet University
- Timo Glock, Formula 1 driver for Virgin Racing
Places
- Talbot Gardens, a hockey arena in Norfolk County, Ontario, Canada
- Târgu-Mureş, a Romanian city
- Tehri Garhwal district, a district in the state of Uttarakhand, India
- Telangana, a state in southern India
- Thurgau, a canton in Switzerland
- Togo (ISO 3166-1 country code TG)
Science, technology, and mathematics
Biology and medicine
- Thapsigargin, a sesquiterpene lactone and tumor promoter
- Thyroglobulin, a protein
- Transgenic, referring to genetic material that has been transferred from one organism to another
- Triglyceride, the main constituents of body fat in humans and animals
- Trigeminal nerve, one of the cranial nerves.
Computing
- .tg, the country code top level domain (ccTLD) for Togo
- Telegram (software), online messaging service
- Terragen, a scenery rendering software
- TG is an alternative name for Trigem computer products. TG was the first native laptop in the ROK.
- Turbo Gears, a Python web application framework
Mathematics
- Tangent, a trigonometric function
- Tarski–Grothendieck set theory, an axiomatic set theory
Vehicles
- Messerschmitt TG500, a four-wheeled car designed by German engineer Fritz Fend based on his three-wheeled Messerschmitt KR200 microcar
- Tank Grote (sometimes misspelled "Grotte"), an experimental multi-turreted Soviet medium tank
- Tiangong, a Chinese space station
Other uses in science and technology
- Tear gas, a riot control agent
- Teragram, a unit of mass equal to 1012 grams; equivalent to a megatonne
- Thermogravimetry, a branch of physical chemistry, materials research, and thermal analysis
- Transformational grammar, a generative grammar developed in the Chomskyan tradition
- Glass transition temperature (abbreviated Tg)
Other uses
- Tajik language (ISO 639-1 code "tg")
- Target group, also target audience, in marketing, the primary group of people that a campaign is aimed at
- Task group or task force, a group of specialists created to solve some problem
- Thanksgiving, a holiday celebrated primarily in the United States and Canada
- Transgender, a term given to individuals that deviate from the normative gender role