Alfred Jefferson Vaughan, Jr. (May 10, 1830 – October 1, 1899) was an American civil engineer, planter, soldier, and writer. He served as a Confederate general during the American Civil War, in which he was wounded twice, and fought mainly in the Western Theater of the conflict. After the war Vaughan resumed farming, was active in Confederate veteran affairs, and was a published author. He also was part of the early formation of the Grange Movement in the United States.