Henry Hopkins Sibley (May 25, 1816 – August 23, 1886) was a brigadier general from Louisiana during the American Civil War, leading the Confederate States Army in the New Mexico Territory. His attempt to gain control of trails to California was defeated at the Battle of Glorieta Pass. A West Point graduate, he had served with the United States Army from 1838 until 1861 and the start of the Civil War, when he resigned to join the Southern Cause.