Perelyubsky District (Russian: Перелюбский райо́н) is an administrative[1] and municipal[5] district (raion), one of the thirty-eight in Saratov Oblast, Russia.

It is located in the east of the oblast.

The area of the district is 3,700 square kilometers (1,400 sq mi).

[3] Its administrative center is the rural locality (a selo) of Perelyub.

[9] The population of Perelyub accounts for 32.4% of the district's total population.