18th Division or 18th Infantry Division may refer to:

Infantry divisions

* 18th Infantry Division (France) * 18th Infantry Division (Wehrmacht), Germany * 18th Division (German Empire) *

18th Reserve Division (German Empire) The 18th Reserve Division (''18. Reserve-Division'') was a unit of the Imperial German Army in World War I. The division was formed on mobilization of the German Army in August 1914. The division was disbanded in 1919 during the demobilization o ...

* 18th Infantry Division (Greece) * 18th Division (Imperial Japanese Army) * 18th Indian Division, a British Indian Army unit during World War I * 18th Division (North Korea) *

18th Infantry Division (Poland) The 18th Infantry Division ( pl, 18. Dywizja Piechoty) is a division of the Polish Armed Forces. The division was originally part of Polish Army during the interbellum period, which took part in the Polish September Campaign. Stationed in Łomża ...

* 18th Division (South Vietnam) * 18th Guards Motor Rifle Division, Russia * 18th Rifle Division (Soviet Union) *

18th (Eastern) Division The 18th (Eastern) Division was an infantry division of the British Army formed in September 1914 during the First World War as part of the K2 Army Group, part of Lord Kitchener's New Armies. From its creation the division trained in England u ...

, a United Kingdom division in World War I * 18th Infantry Division (United Kingdom), a World War II division *

39th Infantry Division (United States) The 39th Infantry Division (Delta Division) was an infantry formation of the Army National Guard, originally formed as the 18th Division in 1917. The division consisted of troops from Arkansas, Louisiana, and Mississippi. After training at Camp ...

, briefly designated the 18th Division during 1917 * 18th Infantry Division Messina, an Italian unit in World War II

Cavalry divisions

* 18th Cavalry Division (Soviet Union)

Armoured divisions

18th Panzer Division (Wehrmacht) The 18th Panzer Division (german: 18. Panzer-Division) was a German World War II armoured division that fought on the Eastern Front from 1941 until its disbandment in 1943. Formation The 18th Panzer Division was formed on 26 October 1940 at ...

, Germany *

18th Tank Division (Soviet Union) 18 (eighteen) is the natural number following 17 and preceding 19. In mathematics * Eighteen is a composite number, its divisors being 1, 2, 3, 6 and 9. Three of these divisors (3, 6 and 9) add up to 18, hence 18 is a semiperfect number. ...

, part of the 7th Mechanized Corps in World War II

Artillery divisions

18th Artillery Division (Wehrmacht) The 18th Artillery Division (german: 18. Artillerie-Division) was a German artillery division formed during World War II in 1943. Being the first independent mobile artillery force it never raised to its planned strength. The division fought at t ...

, Germany *

18th Machine Gun Artillery Division The 18th Machine Gun Artillery Division is a division of the Russian Ground Forces stationed in the Sakhalin Oblast with administration over the Kuril Islands. It is currently deployed to Eastern Ukraine. First formation It was first formed as ...

, Soviet Union and Russia *

18th Artillery Division (Soviet Union) 18th Division or 18th Infantry Division may refer to: Infantry divisions * 18th Infantry Division (France) * 18th Infantry Division (Wehrmacht), Germany * 18th Division (German Empire) * 18th Reserve Division (German Empire) * 18th Infantry Divis ...

, part of the 42nd Army in World War II

Aviation divisions

* 18th Strategic Aerospace Division, United States {{mil-unit-dis