Novovarshavsky District (Russian: Нововарша́вский райо́н) is an administrative[1] and municipal[5] district (raion), one of the thirty-two in Omsk Oblast, Russia.

It is located in the southeast of the oblast.

The area of the district is 2,200 square kilometers (850 sq mi).

[citation needed] Its administrative center is the urban locality (a work settlement) of Novovarshavka.

[8] The population of Novovarshavka accounts for 24.1% of the district's total population.