Wikipedia
HHI
HHI may refer to:
- Habitat for Humanity International
- Hamburg International, a former German airline
- Harvard Humanitarian Initiative
- Heinrich Hertz Institute, an organization of the Fraunhofer Society
- Henry Henderson Institute, an educational establishment in Blantyre, Malawi
- Herfindahl-Hirschman index, an econometric concept
- Hildesheim Hauptbahnhof, a train station in Germany
- Hilton Head Island, South Carolina, United States
- Hillcrest Heights Institute, in Magalang, Pampanga, Philippines
- Hoia Hoia language
- Hopewell Highway Infrastructure
- Household income
- Hyundai Heavy Industries
- Wheeler Army Airfield, in Hawaii