| Acronym | Definition |
|---|
| DNH | Do No Harm |
| DNH | Domain Name Holders |
| DNH | Directory Number Hunt |
| DNH | Dike-New Hartford (Dike, IA) |
| DNH | Direction Nationale de l'Hydraulique (French: National Hydraulic Authority; Mali) |
| DNH | Do Not Hire (employment) |
| DNH | Do Not Hospitalize |
| DNH | Dirección Nacional de Hidrocarburos (Ecuador) |
| DNH | District of New Hampshire (court cases citing) |
| DNH | Design New Haven (New Haven, CT) |
| DNH | Doutor Nichires Holdings (Japanese holding company) |
| DNH | Diffusion des Normes Humanitaires (French: Dissemination of Humanitarian Standards) |
| DNH | Digitale Nederlandse Hoorspel-encyclopedie (digital reference for Dutch radioplays) |
| DNH | Dave's Not Here (band) |
| DNH | Dalnet Help |
| DNH | Deoxyribonucleohelicates |
| DNH | Den Norske Høyttalerfabrikk GmbH (Norwegian: The Norwegian Loudspeaker Factory) |
| DNH | Directory Number Hunt - Telephone |