| En Name: | Muysky District |
| Ru Name: | Муйский район |
| Loc Name1: | Муяын аймаг |
| Loc Lang1: | Buryat |
| Image View: | Снежные горы Муйского района.jpg |
| Coordinates: | 56.3333°N 168°W |
| Image Coa: | Эмблема Муйского района.jpg |
| Coa Caption: | Emblem |
| Federal Subject: | Republic of Buryatia |
| Adm Data As Of: | July 2013 |
| Adm Ctr Type: | urban-type settlement |
| Adm Ctr Name: | Taksimo |
| Urban-Type Settlement Of District Significance Type: | Urban-type settlements |
| No Of Urban-Type Settlements Of District Significance: | 2 |
| Selsoviet Type1: | Selsoviets |
| No Of Selsoviets Type1: | 2 |
| No Of Urban-Type Settlements: | 2 |
| No Of Rural Localities: | 6 |
| Mun Data As Of: | October 2014 |
| Mun Formation1: | Muysky Municipal District |
| Mun Formation1 No Of Urban Settlements: | 2 |
| Mun Formation1 No Of Rural Settlements: | 1 |
| Area Km2: | 25164.1 |
| Pop 2010Census: | 13142 |
| Urban Pop 2010Census: | 88.5% |
| Rural Pop 2010Census: | 11.5% |
| Established Date: | October 23, 1989 |
| Website: | http://www.admmsk.ru |
| Date: | February 2015 |
| Population of Muysky District | |
| Label1: | 2010 Census |
| Data1: | 13,142 |
| Label2: | 2002 Census |
| Data2: | 16,641 |
Muysky District (Russian: Му́йский райо́н; Buriat: Муяын аймаг, Muyayn aimag) is an administrative[1] and municipal[2] district (raion), one of the twenty-one in the Republic of Buryatia, Russia. It is located in the northeast of the republic. The area of the district is 25164.1km2.[3] Its administrative center is the urban locality (an urban-type settlement) of Taksimo. As of the 2010 Census, the total population of the district was 13,142, with the population of Taksimo accounting for 71.8% of that number.
The district was established on October 23, 1989 from parts of the territories of Bauntovsky and Severo-Baykalsky Districts.
Within the framework of administrative divisions, Muysky District is one of the twenty-one in the Republic of Buryatia. It is divided into two urban-type settlements (administrative divisions with the administrative centers, correspondingly, in the urban-type settlements (inhabited localities) of Severomuysk and Taksimo) and two selsoviets, which comprise six rural localities. As a municipal division, the district is incorporated as Muysky Municipal District. Severomuysk Urban-Type Settlement is incorporated as an urban settlement within the municipal district. The other urban settlement within the municipal district incorporates two administrative divisions—Taksimo Urban-Type Settlement and Bambuysky Selsoviet.[4] The remaining selsoviet is incorporated as a rural settlement within the municipal district. The urban-type settlement of Taksimo serves as the administrative center of both the administrative and municipal district.