XI Corps

List of military corps &mdash; List of military corps by number &mdash; List of military corps by name

11 Corps, 11th Corps, Eleventh Corps, or XI Corps may refer to:


 * XI Corps (German Empire), a unit of the Imperial German Army prior to and during World War I
 * XI Corps (Ottoman Empire)
 * XI Corps (Pakistan), a formation of the Pakistani Army
 * XI Corps (ACW), a formation of the Union (Northern) Army during the American Civil War
 * XI Corps (United Kingdom), a formation of the British Army during the 1st and 2nd World Wars
 * XI Corps (United States), a corps of the United States Army in World War II and the Korean War
 * XI Corps (Union Army), a corps of the United States Army in the American Civil War