Editing HHI

'''HHI''' may refer to:

* [[Fraunhofer Institute for Telecommunications]] (also Fraunhofer Heinrich Hertz Institute), an organization of the Fraunhofer Society based in Berlin
* [[Hamburg International]] (ICAO code: HHI), an independent passenger airline based in Hamburg-Nord, Hamburg, Germany
* [[Henry Henderson Institute]], an educational establishment in Blantyre, Malawi
* [[Herfindahl–Hirschman index]], a measure of the size of firms in relation to the industry they are in
* [[Hildesheim Hauptbahnhof]] (DS100 code: HHI), the main railway station for the city of Hildesheim in Lower Saxony, Germany
* [[Hillcrest Heights Institute]], a private school located in the barangay of San Francisco, Magalang, Pampanga
* [[Hoia Hoia language]] (ISO 639-3 code: hhi), a Papuan language of Papua New Guinea
* [[Hopewell Highway Infrastructure]], the highway unit of Hong Kong-listed conglomerate Hopewell Holdings Ltd
* [[Hyundai Heavy Industries]], the world's largest shipbuilding company
* [[Wheeler Army Airfield]] (IATA code: HHI), a United States Army post located on O'ahu

{{disambiguation}}