DHM may refer to:
- Deputy head of mission
- Digital holographic microscopy
- Directed Health Measure
- Deutsche Harmonia Mundi, a record label
- , a museum in Berlin
Substances
- Dihydromuscimol, a GABAA receptor agonist
- MGM-15, an atypical opioid also known as DiHydro-7-hydroxy Mitragynine
- Ampelopsin, also known as dihydromyricetin
Codes
- ISO 639:dhm, Zemba language, in Angola
- Dharamsala airport, IATA code
- Dulwich Hill railway station, Dulwich Hill, South Wales, Australia
- Durham railway station, Durham, Northern England
- Durham-UNH (Amtrak station), New Hampshire, United States