Perelyubsky District () is an administrative and municipal 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 . Its administrative center is the rural locality (a selo) of Perelyub. Population: 14,747 (2010 Census); The population of Perelyub accounts for 32.4% of the district's total population.