| En Name: | Kuyurgazinsky District |
| Ru Name: | Куюргазинский район |
| Loc Name1: | Көйөргәҙе районы |
| Loc Lang1: | Bashkir |
| Coordinates: | 52.7°N 103°W |
| Image Coa: | Coat of Arms of Kuyurgaza rayon (Bashkortostan).png |
| Image View: | С. Ермолаево (фото 2).jpg |
| Federal Subject: | Republic of Bashkortostan |
| Adm Data As Of: | February 2013 |
| Adm Ctr Type: | selo |
| Adm Ctr Name: | Yermolayevo |
| Selsoviet Type1: | Selsoviets |
| No Of Selsoviets Type1: | 12 |
| No Of Rural Localities: | 84 |
| Mun Data As Of: | July 2012 |
| Mun Formation1: | Kuyurgazinsky Municipal District |
| Mun Formation1 No Of Urban Settlements: | 0 |
| Mun Formation1 No Of Rural Settlements: | 12 |
| Area Km2: | 2235 |
| Pop 2010Census: | 25125 |
| Urban Pop 2010Census: | 0% |
| Rural Pop 2010Census: | 100% |
| Established Date: | January 31, 1935 |
| Prev Name1: | Kumertausky District |
| Prev Name1 Date: | 1992 |
| Website: | http://kuyurgaza.ru |
| Date: | January 2015 |
| Population of Kuyurgazinsky District | |
| Label1: | 2010 Census |
| Data1: | 25,125 |
| Label2: | 2002 Census |
| Data2: | 25,587 |
| Label3: | 1989 Census |
| Data3: | 23,753 |
| Label4: | 1979 Census |
| Data4: | 28,464 |
Kuyurgazinsky District (Russian: Куюрга́зинский райо́н; Bashkir: Көйөргәҙе районы, Köyörgäźe rayonı) is an administrative[1] and municipal[2] district (raion), one of the fifty-four in the Republic of Bashkortostan, Russia. It is located in the southwest of the republic and borders with Fyodorovsky and Meleuzovsky Districts in the north, Kugarchinsky District in the east, and with Orenburg Oblast in the east, south, and west. The area of the district is 2235km2.[3] Its administrative center is the rural locality (a selo) of Yermolayevo. As of the 2010 Census, the total population of the district was 25,125, with the population of Yermolayevo accounting for 25.5% of that number.
The district was established on January 31, 1935. Until 1992, it was called Kumertausky District (Russian: Кумертауский район).
Within the framework of administrative divisions, Kuyurgazinsky District is one of the fifty-four in the Republic of Bashkortostan. The district is divided into twelve selsoviets, comprising eighty-four rural localities.[4] As a municipal division, the district is incorporated as Kuyurgazinsky Municipal District. Its twelve selsoviets are incorporated as twelve rural settlements within the municipal district. The selo of Yermolayevo serves as the administrative center of both the administrative and municipal district.