WV may refer to:
- West Virginia, United States postal abbreviation
- WV postcode area, England
- Swe Fly IATA airline designator
- Weerodara Vibhushanaya, a military decoration in Sri Lanka
- Windows Vista
- wv (software), a software formerly known as MSWordView or wvware
- WavPack, a software whose file extension is .wv
- WV, a prefix for tombs found in the West Valley of the Valley of the Kings