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

It is located in the west of the oblast.

The area of the district is 871 square kilometers (336 sq mi).

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

This Rostov Oblast location article is a stub.