| En Name: | Kalacheyevsky District |
| Ru Name: | Калачеевский район |
| Image View: | Novomelovatka19.jpg |
| Coordinates: | 50.4333°N 41°W |
| Image Coa: | Coat of Arms of Kalacheyevsky rayon (Voronezh oblast).png |
| Federal Subject: | Voronezh Oblast |
| Adm Data As Of: | December 2012 |
| Adm Ctr Type: | town |
| Adm Ctr Name: | Kalach |
| Town Of District Significance Type: | Urban settlements |
| No Of Towns Of District Significance: | 1 |
| Selsoviet Type1: | Rural settlements |
| No Of Selsoviets Type1: | 16 |
| No Of Cities Towns: | 1 |
| No Of Rural Localities: | 47 |
| Mun Data As Of: | November 2011 |
| Mun Formation1: | Kalacheyevsky Municipal District |
| Mun Formation1 No Of Urban Settlements: | 1 |
| Mun Formation1 No Of Rural Settlements: | 16 |
| Area Km2: | 2106 |
| Pop 2010Census: | 57242 |
| Urban Pop 2010Census: | 35.0% |
| Rural Pop 2010Census: | 65.0% |
| Website: | http://adminkalach.ru/ |
| Date: | May 2013 |
Kalacheyevsky District (Russian: Калаче́евский райо́н) is an administrative[1] and municipal[2] district (raion), one of the thirty-two in Voronezh Oblast, Russia. It is located in the east of the oblast. The area of the district is 2106km2.[3] Its administrative center is the town of Kalach. Population: 57,242 (2010 Census); The population of Kalach accounts for 35.0% of the district's total population.