DHI

DHI may refer to:
 * Dhi (Hindu thought), a concept
 * DHI (company), a water environment research, consulting and software organisation from Denmark
 * DHI Group, Inc, owner of employment websites
 * Deutsches Historisches Institut, the German Historical Institutes present in several international cities
 * Dhangarhi Airport (IATA airport code), Dhangarhi, Nepal
 * Dignitatis Humanae Institute, a Catholic-inspired NGO based in Rome
 * Dhimal language (ISO 639-3 language code), a Sino-Tibetan language of Nepal
 * EMD DHI, an experimental diesel-hydraulic railroad locomotive
 * 5,6-dihydroxyindole, a chemical compound constituent of melanin