GW may refer to:
Arts, entertainment and media Gaming Games Workshop, a British manufacturer of miniature wargames (founded 1975) Guild Wars, an episodic series of online role-playing games (from 2005) Plants vs. Zombies: Garden Warfare, an online third-person shooter game (from 2014) Periodicals GateWorld, a Stargate fan news blog (published from 1999) Gazeta Wyborcza, a Polish newspaper (from 1989) Gesamtkatalog der Wiegendrucke, a German catalogue of incunabula (from 1925) Golden Words, a Canadian satirical student newspaper (from 1967)
Other uses in arts and entertainment Ghost Whisperer, a CBS television series (ran 2005–2010) Ghostwriter, someone hired to author texts credited to another
Calendar Golden Week (Japan), a period containing a number of holidays
Places Guinea-Bissau (ISO 3166 country code) Gawok railway station, Indonesia (station code) George Washington Bridge, Hudson River, New York, U.S. George Washington University, in Washington, D.C., U.S. George Washington University Hospital
Science, technology and mathematics Physics GW approximation, an estimate of a many-body electron system's self-energy Gigawatt (GW), a unit for measuring power—equal to 109 watts Gravitational waves, ripples in the curvature of spacetime that propagate as waves The prefix on names of gravitational wave observations
Other uses in science, technology and mathematics Game week, a fixture shorthand used in sports such as Fantasy football (association) .gw, the Internet top-level domain of Guinea-Bissau GW-BASIC, a Microsoft dialect of the BASIC programming language Global warming, the ongoing climatic event Gromov–Witten invariant, in symplectic topology Grothendieck–Witt ring, of a mathematical field GW, the human gene MASTL
People with the initials GW George Washington (1732–1799), first president of the United States Gene Wilder (1933–2016), American actor and comedian George W. Bush (born 1946), forty-third president of the United States
See also Gateway (disambiguation) George Washington (disambiguation) Ghostwriter (disambiguation) Goo (disambiguation) GU (disambiguation)