| En Name: | Tunkinsky District |
| Ru Name: | Тункинский район |
| Loc Name1: | Түнхэнэй аймаг |
| Loc Lang1: | Buryat |
| Image View: | Volcanoes around Arshan.JPG |
| Coordinates: | 51.6833°N 110°W |
| Image Coa: | Герб Тункинского района.png |
| Federal Subject: | Republic of Buryatia |
| Adm Data As Of: | July 2013 |
| Adm Ctr Type: | selo |
| Adm Ctr Name: | Kyren |
| Selsoviet Type1: | Selsoviets |
| No Of Selsoviets Type1: | 5 |
| Selsoviet Type2: | Somons |
| No Of Selsoviets Type2: | 7 |
| No Of Rural Localities: | 35 |
| Mun Data As Of: | October 2014 |
| Mun Formation1: | Tunkinsky Municipal District |
| Mun Formation1 No Of Urban Settlements: | 0 |
| Mun Formation1 No Of Rural Settlements: | 14 |
| Area Km2: | 11791.62 |
| Pop 2010Census: | 22672 |
| Urban Pop 2010Census: | 0% |
| Rural Pop 2010Census: | 100% |
| Website: | http://admtnk.sdep.ru/ |
| Date: | January 2013 |
| Population of Tunkinsky District | |
| Label1: | 2010 Census |
| Data1: | 22,672 |
| Label2: | 2002 Census |
| Data2: | 24,173 |
| Label3: | 1989 Census |
| Data3: | 27,771 |
| Label4: | 1979 Census |
| Data4: | 27,429 |
Tunkinsky District (Russian: Тунки́нский райо́н; Buriat: Түнхэнэй аймаг, Tünkhenei 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 west of the republic. The area of the district is 11791.62km2. Its administrative center is the rural locality (a selo) of Kyren. As of the 2010 Census, the total population of the district was 22,672, with the population of Kyren accounting for 23.8% of that number.
Within the framework of administrative divisions, Tunkinsky District is one of the twenty-one in the Republic of Buryatia. The district is divided into five selsoviets and seven somons, which comprise thirty-five rural localities. As a municipal division, the district is incorporated as Tunkinsky Municipal District. Its five selsoviets and seven somons are incorporated as fourteen rural settlements within the municipal district. The selo of Kyren serves as the administrative center of both the administrative and municipal district.