Rossoshansky District (Russian: Россоша́нский райо́н) is an administrative[1] and municipal[3] district (raion), one of the thirty-two in Voronezh Oblast, Russia.

It is located in the southwest of the oblast.

The area of the district is 2,371 square kilometers (915 sq mi).

[citation needed] Its administrative center is the town of Rossosh.

[7] The population of Rossosh accounts for 68.5% of the district's total population.