Wikipedia
IWG
IWG may refer to:
- Inch of Water Gauge, pressure unit corresponding to 2.54 cmHO or approximately 249 Pa
- " I Wanna Go", song by Britney Spears
- Interagency Working Group such as the
- Nazi War Crimes and Japanese Imperial Government Records Interagency Working Group
- Interagency Working Group on Youth Programs
- Industry Working Group, precursor to the IJIS Institute
- Irish Workers' Group