| En Name: | Martynovsky District |
| Ru Name: | Мартыновский район |
| Image View: | Martynovsky District, Rostov Oblast, Russia - panoramio (1).jpg |
| Coordinates: | 47.2764°N 41.6675°W |
| Image Coa: | Coat of Arms of Martynovsky rayon (Rostov oblast).png |
| Federal Subject: | Rostov Oblast |
| Adm Data As Of: | July 2012 |
| Adm Ctr Type: | sloboda |
| Adm Ctr Name: | Bolshaya Martynovka |
| Selsoviet Type1: | rural settlement |
| No Of Selsoviets Type1: | 9 |
| No Of Rural Localities: | 57 |
| Mun Data As Of: | December 2004 |
| Mun Formation1: | Martynovsky Municipal District |
| Mun Formation1 No Of Urban Settlements: | 0 |
| Mun Formation1 No Of Rural Settlements: | 9 |
| Area Km2: | 1917 |
| Pop 2010Census: | 36545 |
| Urban Pop 2010Census: | 0% |
| Rural Pop 2010Census: | 100% |
| Website: | http://martynov.donland.ru/ |
| Date: | November 2012 |
Martynovsky District (Russian: Мартыновский райо́н) is an administrative[1] and municipal[2] district (raion), one of the forty-three in Rostov Oblast, Russia. It is located in the center of the oblast. The area of the district is 1917km2.[3] Its administrative center is the rural locality (a sloboda) of Bolshaya Martynovka. Population: 36,545 (2010 Census); The population of Bolshaya Martynovka accounts for 16.9% of the district's total population.