Staroshaygovsky District (Russian: Старошайго́вский райо́н; Moksha: Сире Шяйгавонь аймак, Sire Šäjgavoń ajmak; Erzya: Ташто Шайгабуе, Tašto Šajgabuje) 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 1,419.4 square kilometers (548.0 sq mi).

[3] Its administrative center is the rural locality (a selo) of Staroye Shaygovo.

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

[1] The district is divided into seventeen selsoviets which comprise fifty-seven rural localities.