Temnikovsky District (Russian: Те́мниковский райо́н; Moksha: Темникавонь аймак, Temnikavoń ajmak; Erzya: Чополтбуе, Čopoltbuje) is an administrative[1] and municipal[5] district (raion), one of the twenty-two in the Republic of Mordovia, Russia.

The area of the district is 1,936.8 square kilometers (747.8 sq mi).

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

[1] It is divided into one town of district significance (Temnikov) and sixteen selsoviets, all of which comprise ninety-six rural localities.

[5] The town of district significance of Temnikov is incorporated into an urban settlement, and the sixteen selsoviets are incorporated into sixteen rural settlements within the municipal district.