Joseph H. Tucker (1819 – October 22, 1894) was a banker, businessman and Illinois militia colonel during the first two years of the American Civil War (Civil War). He was given initial responsibility for building Camp Douglas at Chicago, Illinois, and was the first commander of the camp. Originally a training camp for Union Army recruits, in 1862 and 1863 Camp Douglas was converted into a prison camp for Confederate States Army prisoners captured by the Union Army. Tucker was commander of the camp from the start of its construction in October 1861 until September 28, 1862, except between February 26, 1862, and June 19, 1862. During this time, the camp was used as a training facility and had its initial use as a prisoner of war camp. Tucker was never mustered into the Union Army, remaining