XV Corps

15th Corps, Fifteenth Corps, or XV Corps may refer to:


 * XV Corps (British India)
 * XV Corps (German Empire), a unit of the Imperial German Army prior to and during World War I
 * 15th Army Corps (Russian Empire), a unit in World War I
 * XV Royal Bavarian Reserve Corps, a unit of the Bavarian Army and the Imperial German Army during World War I
 * XV Army Corps (Wehrmacht), Germany
 * XV Mountain Corps (Wehrmacht), Germany
 * XV Corps (India)
 * XV Corps (Ottoman Empire), a unit in World War I
 * XV Corps (United States), a unit in World War II
 * XV Corps (Union Army), a unit in the American Civil War
 * XV Corps (United Kingdom), a unit in World War I
 * 15th Rifle Corps, a Soviet unit World War II
 * XV SS Cossack Cavalry Corps, a German unit in World War II
 * 15th Airborne Corps, airborne corps of the Chinese Air Force
 * 15th Tank Corps, tank corps of the Soviet Union's Red Army