OWI may refer to:
United States Office of War Information "operating while intoxicated", "operating while impaired", see Driving under the influence#Terminology Owi Airfield, Schouten Islands, Indonesia; a WWII USAAF airfield of the South West Pacific Theatre Ottawa Municipal Airport (FAA identifier OWI), KS, USA Owiniga language (ISO 639 language code owi)
See also