Lawrenceburg is a city in Lawrence County, Tennessee, United States. The population was 10,796 at the 2000 census. It is the county seat of Lawrence County. Lawrenceburg is southwest of Nashville and named after James Lawrence. The city hosts the annual Southeast Law Enforcement Training Seminar, drawing nearly 1,000 police officers to the community each June.
Lawrenceburg is located at 35°14′37″N 87°20′4″W / 35.24361°N 87.33444°W / 35.24361; -87.33444 (35.243491, -87.334563).
According to the United States Census Bureau, the city has a total area of 12.6 square miles (32.6 km²), all of it land.