MH or mH may refer to:
MH stands for “Midnight Hours”, a content label in North West Sydney.
Businesses and organizations
- Malaysia Airlines, by IATA airline designator
- Menntaskólinn við Hamrahlíð, a gymnasium in Reykjavík, Iceland
- Miami Heat, an NBA basketball team
Places
- Mahalle, (abbreviated mh. on maps) a Turkish residential district
- Maharashtra, a state of western India (ISO 3166-2 code MH)
- Marshall Islands (ISO 3166-1 alpha-2 country code and postal symbol MH)
- County Meath, Ireland (code MH)
- Montserrat (FIPS PUB 10-4 territory code MH)
People
Politics
- Mohammad Hatta, 1st Vice President of Indonesia, 3rd Prime Minister of Indonesia, 4th Minister of Defence of Indonesia and 4th Foreign Minister of Indonesia
Musicians
- Michael Hutchence, frontman and lead singer of Australian rock band INXS
Technologists
- Michael Hood, internet researcher
Science and technology
- .mh, the Internet country code top-level domain for Marshall Islands
- MH Message Handling System, an email client
- Malignant hyperthermia, in medicine
- Megahenry (MH), an SI unit of inductance
- Millihenry (mH), an SI unit of inductance
- MH, a symbol for a silt of high plasticity in the Unified Soil Classification System
- Metal-halide lamp, a type of electrical gas-discharge lamp
- Masked hypertension, the phenomenon where a patient with hypertension has normotension in a clinical setting
Other uses
- Mh (digraph), in linguistics
- MH (album), an album by Marques Houston
- Marques Houston (born 1981), American R&B singer and actor
- Marshallese language, ISO 639-1 language code 'mh'
- Master of Humanities, a graduate degree in the United States
- Medal of Honor (disambiguation), awarded by several countries
- Mount Hood Railroad, reporting mark
- Monster Hunter, a video game series
- Monster High, a fashion doll franchise