Kovylkinsky District (Russian: Ковы́лкинский райо́н; Moksha: Лашмонь аймак, Lašmoń ajmak; Erzya: Ковёлбуе, Kovölbuje) is an administrative[1] and municipal[5] district (raion), one of the twenty-two in the Republic of Mordovia, Russia.

[4] Within the framework of administrative divisions, Kovylkinsky District is one of the twenty-two in the republic.

[2] 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.

[5] The town of Kovylkino serves as the administrative center of the municipal district as well.

[5] Soviet/Russian artist Fedot Sychkov was born in 1870 in the territory of modern Kovylkinsky District, in the selo of Kochelayevo.