Lithia Springs is an unincorporated community and census-designated place, formerly incorporated as a city, located in northeastern Douglas County, Georgia, United States. As of the 2020 census, the community had a population of 16,644. The area is named for its historic lithia mineral water springs.

Ruth Blair was an American librarian and archivist in the U.S. state of Georgia. She was the first woman state historian of Georgia and the first executive secretary of the Atlanta Historical Society. She helped organize the Society of American Archivists in 1936. Named Atlanta's Woman of the Year in 1955, she has been called "one of the most distinguished archivists in America".