Meriwether County is a county located in the west central portion of the U.S. state of Georgia. As of the 2020 census, the population was 20,613. The county seat is Greenville, home of the Meriwether County Courthouse. The county was formed on December 14, 1827, as the 73rd county in Georgia. It was named for David Meriwether, a general in the American Revolutionary War and member of Congress from Georgia.

Greenville is a city and the county seat of Meriwether County, Georgia, United States. The population was 794 at the 2020 census, down from 876 in 2010. The city is located 60 miles (97 km) southwest of Atlanta and is part of the Atlanta metropolitan area.