Inzhavinsky District (Russian: Инжа́винский райо́н) is an administrative[1] and municipal[5] district (raion), one of the twenty-three in Tambov Oblast, Russia.

It is located in the east of the oblast.

The area of the district is 1,830 square kilometers (710 sq mi).

[2] Its administrative center is the urban locality (a work settlement) of Inzhavino.

[8] The population of Inzhavino accounts for 41.4% of the district's total population.