Space Station Mir, a Soviet/Russian space station.

Mir (Russian: Мир, which can mean both peace and world) may have the following meanings:

miR (MicroRNA), an endogenous small RNA molecule involved in RNA-mediated gene silencing.

Frank Mir, Mixed Martial Artist, Former UFC Heavyweight Champion.

Mir yeshiva (Poland)

MIR (submersible)

Mir Taqi Mir, pen name of an Urdu poet

Mir (social), a type of rural community in Imperial Russia

Mir (Jerusalem), Mir Yeshiva in Jerusalem

Mir (Brooklyn), Mir Yeshiva in New York

Mir Castle Complex, a castle and World Heritage Site in the said town

Commune, in Czarist Russia, a communal land organization

STS Mir, a ship

Mir (computer), an early Soviet personal computer (, )

Aasmah Mir, BBC Radio Five Live presenter and news reader and newspaper columnist.

Mir (band), a Canadian music group

Mir Mine, the famous Soviet diamond pipe.

Mir, Belarus, a town in Belarus

Mir (lens)

Mir (ruler), (Arabic: أمير ) synonymous to Emir

Mir (title), (Urdu: مير) is a title in Afghanistan and Pakistan

Mir (tribe), (Urdu: مير) is a tribe in Pakistan

Pedro Mir, Poet Laureate of the Dominican Republic

Mir (A Time Odyssey), the fictional world in Arthur C. Clarke's novel Time's Eye

Man on Mir, a song by Irish Rock Band Bell X1 from their debut album Neither Am I