Campbell County, Georgia was a county of the U.S. state of Georgia from 1828 to 1931. It was created by the state legislature on December 20, 1828 from land taken from Fayette, Coweta, and Carroll counties, and from the half of DeKalb County which became Fulton County soon afterward. Georgia's Cherokee Land Lottery of 1832 also added to the county. The county was named for Duncan G. Campbell, one of the U.S.