IW may refer to:
Arts, entertainment and media Infinity Ward, a video game developer IW (game engine) InfoWorld, an information technology media business Industrial Worker, the newspaper of the Industrial Workers of the World I. W. Publications, a defunct comic book publisher Call of Duty: Infinite Warfare, a 2016 video game published by Activision
Other uses Information warfare Isle of Wight Ipswich Irregular warfare German Economic Institute (German: Institut der deutschen Wirtschaft Köln e.V.) (IW) IW, the signature of one of the master founders of the Whitechapel Bell Foundry L85 Individual Weapon (IW), a variant of the British SA80 AOM French Airlines, IATA code IW Wings Air, IATA code IW IWBank, an Italian online bank
See also
Infinity War (disambiguation) IW North American Heavyweight Championship, in International Wrestling IW19 Championship, in Internet Wrestling Help:Interwiki linking, for Wikipedia linking to other projects