HV or Hv may refer to:
Places Burkina Faso (WMO country code HV, from the former French name, "Haute Volta" -- Upper Volta) Hudson Valley, New York State, USA
Groups, companies, organizations Transavia (IATA airline code HV) Hendrik Vermeulen, a South African fashion label
Military units Heimevernet, a Norwegian military force Hemvärnet, a Swedish military force Hrvatska Vojska, the Croatian army , the Danish home guard
Electronics and electrics High voltage, in electricity distribution hectovolt (hV), a unit of 100 volts Hasselblad HV, a digital system camera based on the Sony α SLT-A99V Home video, pre-recorded media for home entertainment
Transportation High Volume, a term often used for kayak sizes Hybrid vehicles, which use two or more distinct types of power Hydrogen vehicle, powered by hydrogen
Science and technology Absolute visual magnitude, or V-band magnitude, HV Mitochondrial DNA Haplogroup HV Hypervelocity star, an astronomical object or as a designation of such in a star catalogue hν, light, in chemistry shorthand Vickers Hardness, a hardness test
Other uses Holcomb Valley Scout Ranch Holiday village, a holiday resort where the visitors stay in villas Hwair (), a Gothic letter, called hv in Unicode Humanae vitae, a papal encyclical High Valyrian, a fictional language used in the Song of Ice and Fire series by David J. Peterson
See also
HV71, a Swedish ice hockey club