| En Name: | Kovylkinsky District |
| Ru Name: | Ковылкинский район |
| Loc Name1: | Лашмонь район |
| Loc Lang1: | Moksha |
| Loc Name2: | Ковёлбуе |
| Loc Lang2: | Erzya |
| Image View: | Красная Пресня 2015.JPG |
| Coordinates: | 54.0333°N 98°W |
| Image Coa: | Coat of Arms of Kovylkino (Mordovia).png |
| Federal Subject: | Republic of Mordovia |
| Adm Data As Of: | June 2015 |
| Adm Ctr Type: | town |
| Adm Ctr Name: | Kovylkino |
| Selsoviet Type1: | Selsoviets |
| No Of Selsoviets Type1: | 21 |
| No Of Rural Localities: | 106 |
| Mun Data As Of: | March 2010 |
| Mun Formation1: | Kovylkinsky Municipal District |
| Mun Formation1 No Of Urban Settlements: | 1 |
| Mun Formation1 No Of Rural Settlements: | 21 |
| Area Km2: | 2013 |
| Pop 2010Census: | 22523 |
| Urban Pop 2010Census: | 0% |
| Rural Pop 2010Census: | 100% |
| Website: | http://www.kovilkino13.ru |
| Date: | January 2010 |
| Population of Kovylkinsky District | |
| Label1: | 2010 Census |
| Data1: | 22,523 |
| Label2: | 2002 Census |
| Data2: | 25,488 |
| Label3: | 1989 Census |
| Data3: | 33,488 |
| Label4: | 1979 Census |
| Data4: | 47,727 |
Kovylkinsky District (Russian: Ковы́лкинский райо́н; Moksha: Лашмонь аймак, Lašmoń ajmak; Erzya: Ковёлбуе, Kovölbuje) is an administrative[1] and municipal[2] district (raion), one of the twenty-two in the Republic of Mordovia, Russia. It is located in the south of the republic. The area of the district is 2013km2.[3] Its administrative center is the town of Kovylkino (which is not administratively a part of the district).[4] As of the 2010 Census, the total population of the district was 22,523.
Within the framework of administrative divisions, Kovylkinsky District is one of the twenty-two in the republic. The district is divided into 21 selsoviets which comprise 106 rural localities. The town of Kovylkino serves as its administrative center, despite being incorporated separately as a town of republic significance—an administrative unit with the status equal to that of the districts.
As a municipal division, the district is incorporated as Kovylkinsky Municipal District, with the town of republic significance of Kovylkino being incorporated within it as Kovylkino Urban Settlement. Its twenty-one selsoviets are incorporated as twenty-one rural settlements within the municipal district. The town of Kovylkino serves as the administrative center of the municipal district as well.
Soviet/Russian artist Fedot Sychkov was born in 1870 in the territory of modern Kovylkinsky District, in the selo of Kochelayevo. Sychkov museum was opened in 1970.
Footballer Mikhail Markin was born in 1993 in Kovylkino.