Look up DNH in Wiktionary, the free dictionary.
DNH may refer to:
- Dadra and Nagar Haveli, former union territory of India
- Dadra and Nagar Haveli and Daman and Diu, a union territory of India (formed from the merger of the above and Daman and Diu), postal code DNH
- Dunhuang Airport, IATA code DNH
- United States District Court for the District of New Hampshire
- Dike–New Hartford Community School District