IW is an abbreviation for:
- AOM French Airlines ( later Air Lib ), was a French airline, based in Orly after the IATA code
- Icewars, a browser game
- Real Estate Industry
- Infinity Ward development studio for video games from the USA
- Information economy, comprising the entire information and communications industry sector
- German Economic Institute, a employer -level economic research institute, based in Cologne
- Institute of Materials Science, see Materials Science
- Irish Wolfhound, an organization recognized by the FCI breed from Ireland
- Israelite weekly, Jewish weekly newspaper, today Tachles
IW as distinguishing signs on license plate:
- Northern Ireland: County Londonderry
I.W. is an abbreviation for:
- Hereafter the '
I w. is an abbreviation for:
- In the other, see i e S.