Mus may refer to:
Three-letter acronyms
- MUS, the NATO country code for Mauritius
- MUS, the IATA airport code for Minami Torishima Airport
- MUS, an abbreviation for Medically unexplained physical symptoms
- MUS, an abbreviation for the Memphis University School
- MUS, an abbreviation for the Movimiento Unión Soberanista
People
- Anders Mus (fl. 1501–1535), Danish civil servant in Norway
- Conny Mus (1950–2010), Dutch journalist, best known as a correspondent for RTL Nieuws in Israel and the Middle East
- Gus Mus (born 1944), Islamic leader from Indonesia affiliated to Nahdlatul Ulama
- Italo Mus (1892–1967), Italian impressionist painter
- Paul Mus (1902–1969), French author and scholar of Vietnam and other Southeast Asian cultures
- Publius Decius Mus, three ancient Romans from the same family
Places
- Mus, Gard, a commune of the Gard département in France
- Mus, Lorestan, a village in Lorestan Province, Iran
- Mus, West Azerbaijan, a village in West Azerbaijan Province, Iran
- Muş, a city in Turkey, capital of Muş Province
- Muş Province, an administrative subdivision of Turkey
- Mus, Car Nicobar, a village in India
Others
- Musca, a southern constellation
- Mus (genus), the genus of rodents containing many species of mice
- Mus (subgenus), a sub-genus of Mus containing the house mouse
- Mus (card game), a Basque card game
- In academia, an abbreviation used in music degrees such as B.Mus. and M.Mus.
- Million units of energy (MUs), a term used in India for a gigawatt hour
- Multiple-use water supply system, low-cost, equitable water supply systems that provide communities with water for both domestic needs and high-value agricultural production, including rearing livestock
- mus, ISO-639 code for the Muscogee language