GD, Gd, or gd may refer to:

Arts and entertainment

* G-Dragon (born 1988), leader of the South Korean musical group Big Bang * Grateful Dead, an American rock band * Green Day, an American rock band * ''Geometry Dash'', a rhythm-based video game for smartphones and PC *Good Drawing, in text this means that the drawing of a person is good

Business and economics

* Gardner Denver, a US-based manufacturer of industrial equipment * General Dynamics, a US-based defense conglomerate * Good Delivery, a specification for gold and silver bars * Great Depression, a sudden collapse of the global economy in the 1920s * Composite Index on the Athens Stock Exchange (stock symbol GD)

Math, science and technology

Biology and medicine

* Gaucher's disease, a lipid storage diseases * Gender dysphoria, distress caused by a difference between the sex and gender a person was assigned at birth * Generalized dystonia, a neurological movement disorder * Gestational diabetes, a form of diabetes associated with pregnancy * Graves' disease, an autoimmune thyroid disorder * ''Gain of deiodinases'' or Sum activity of peripheral deiodinases, used in diagnosis of thyroid disorders * ''Grover's disease'', another name for Transient acantholytic dermatosis * Video game addiction, also known as gaming disorder

Chemistry

* Gadolinium, symbol Gd, a chemical element * Soman, a toxic chemical (NATO designation GD)

Computing

* GD Graphics Library, for dynamically manipulating images * GD-ROM, storage media for the Sega Dreamcast * .gd, the country code top-level domain for Grenada

Mathematics

* Gaussian distribution, also called the normal distribution, an important family of continuous probability distributions * Generalized Dirichlet distribution, a probability distribution used in statistics * Gudermannian function, used in map-making * International Symposium on Graph Drawing, an annual academic conference on graph drawing, network visualization, graph theory, and related topics

Places

* Georgia Dome, a stadium in Atlanta, Georgia and the home of the Atlanta Falcons * Grenada (ISO 3166 country code) * Guangdong, a province of China (Guobiao abbreviation GD)

Other uses

* Gangster Disciples, a black street gang in the United States * General Delivery (French: Poste restante), a service where the post office holds mail until the recipient calls for it * Georgian Dream, a political party in the country of Georgia * Goal difference, in sport * Groundhog day * Scottish Gaelic language (ISO 639-1 code ) * Subaru Impreza (second generation) sedan (ID code: GD) * ''G-d,'' a substitution of ''God'' used by some religiously observant Jews to refer to YHWH * Toyota GD engine, a straight-4 piston diesel engine developed by Toyota in 2015 {{disambiguation