​NEWNAN, a city of Georgia, the county-seat of Coweta co. It is about 40 miles southwest of Atlanta on the Atlanta and West Point and the Central of Georgia railroads. It is an important center for fruit growing and farming. It has a large cotton trade. Its industries include canning and cigar factories. There is a library and a handsome court house. Pop. (1910) 5,548; (1920) 7,037.