| En Name: | Samoylovsky District |
| Ru Name: | Самойловский район |
| Image View: | Барский пруд и барский дом.jpg |
| Coordinates: | 51.1781°N 43.6972°W |
| Image Coa: | Coat of Arms of Samoilovsky rayon (Saratov oblast).png |
| Federal Subject: | Saratov Oblast |
| Adm Data As Of: | 2011 |
| Adm Ctr Type: | work settlement |
| Adm Ctr Name: | Samoylovka |
| No Of Urban-Type Settlements: | 1 |
| No Of Rural Localities: | 38 |
| Mun Data As Of: | July 2005 |
| Mun Formation1: | Samoylovsky Municipal District |
| Mun Formation1 No Of Urban Settlements: | 1 |
| Mun Formation1 No Of Rural Settlements: | 7 |
| Mun Formation1 Counts Ref: | [1] |
| Area Km2: | 2500 |
| Pop 2010Census: | 21451 |
| Urban Pop 2010Census: | 35.3% |
| Rural Pop 2010Census: | 64.7% |
| Website: | http://samoylovka.sarmo.ru/ |
| Date: | January 2013 |
Samoylovsky District (Russian: Самойловский райо́н) is an administrative[2] and municipal[3] district (raion), one of the thirty-eight in Saratov Oblast, Russia. It is located in the west of the oblast. The area of the district is 2500km2. Its administrative center is the urban locality (a work settlement) of Samoylovka. Population: 21,451 (2010 Census); The population of Samoylovka accounts for 35.3% of the district's total population.