Dubovsky District (Russian: Ду́бовский райо́н) is an administrative[1] and municipal[4] district (raion), one of the forty-three in Rostov Oblast, Russia.

The area of the district is 3,993.2 square kilometers (1,541.8 sq mi).

[2] Its administrative center is the rural locality (a selo) of Dubovskoye.

[3] The district was established in 1924 within Salsky Okrug of South Eastern Krai (Oblast) on the territories of former Ilyinskaya Volost and a part of Atamanskaya Volost.

[2] When Rostov Oblast was established in 1937, the district became its part.