16 Corps, 16th Corps, Sixteenth Corps, or XVI Corps may refer to:
16th Army Corps (France) XVI Corps (German Empire), a unit of the Imperial German Army prior to and during World War I XVI Army Corps (Wehrmacht), a German unit in World War II XVI Corps (Ottoman Empire) XVI Corps (India), an Indian Army unit 16th Army Corps (Ukraine) XVI Corps (United Kingdom), a unit in World War I XVI Corps (Union Army), a unit in the American Civil War XVI Corps (United States)
See also List of military corps by number