Alfred Gibbs (April 22, 1823 – December 26, 1868) was a career officer in the United States Army (Regular Army) who served as a brigadier general in the Union Army during the American Civil War ("Civil War"). Gibbs graduated from the United States Military Academy in the class of 1846, served and was twice wounded in the Mexican-American War and was wounded again by Apaches during frontier service in 1857. His pre-Civil War career was in cavalry service. During the Civil War, Gibbs commanded the only Union army volunteer regiment which was converted from an infantry regiment entirely to a cavalry regiment: The 130th New York Infantry converted to the 1st Regiment New York Dragoons.