25 Corps, 25th Corps, Twenty Fifth Corps, or XXV Corps may refer to:
XXV Reserve Corps (German Empire), a unit during World War I XXV Corps (Ottoman Empire) 25th Army Corps (Soviet Union) XXV Army Corps (Wehrmacht) XXV Corps (Union Army), a unit during the American Civil War XXV Corps, a British deception formation during World War II
See also List of military corps by number 25th Army (disambiguation) 25th Brigade (disambiguation) 25th Regiment (disambiguation) 25 Squadron (disambiguation)