# List of numbered armies

This is a list of armies arranged by ordinal numeral.

## First Army

* First Allied Airborne Army
* First Army (Australia)
* First Army (Austria-Hungary)
* First Army (Bulgaria)
* First Canadian Army
* New 1st Army (Republic of China)
* 1st Army (Czechoslovakia)
* First Army (France)
* 1st Army (German Empire), a World War I field army
* 1st Army (Wehrmacht), a World War II field army
* 1st Panzer Army (Germany)
* 1st Parachute Army (Germany)
* First Army (Greece)
* First Army (Hungary)
* First Army (Italy)
* First Army (Japan)
* First Army (Ottoman Empire)
* First Polish Army (1920)
* First Polish Army (1944–45)
* First Army (Romania)
* 1st Army (Russian Empire)
* First Army (Serbia)
* 1st Red Banner Army (Soviet Union)
* First Army (Turkey)
* First Army (United Kingdom)
* First United States Army
* 1st Army (Kingdom of Yugoslavia)
* 1st Army (Yugoslav Partisans)

## Second Army

* Second Army (Australia)
* Second Army (Austria-Hungary)
* Second Army (Bulgaria)
* Second Army (Egypt)
* Second Army (France)
* 2nd Army (German Empire), a World War I field army
* 2nd Army (Wehrmacht), a World War II field army
* 2nd Panzer Army (Germany)
* Second Army (Hungary)
* Second Army (Italy)
* Second Army (Japan)
* Second Army (Ottoman Empire)
* Second Army (Poland)
* 2nd Army (Russian Empire)
* Second Army (Serbia)
* 2nd Red Banner Army (Soviet Union)
* Second Army (Turkey)
* Second United States Army
* Second Army (United Kingdom)
* 2nd Army (Kingdom of Yugoslavia)
* 2nd Army (Yugoslav Partisans)

## Third Army

* 3rd Army (Austria-Hungary)
* Third Army (Bulgaria)
* Third Army (Egypt)
* Third Army (France)
* 3rd Army (German Empire), a World War I field army
* 3rd Army (Wehrmacht), a World War II field army
* 3rd Panzer Army (Germany)
* 3rd Army (East Germany)
* Third Army (Ottoman Empire)
* Third Army (Italy)
* Third Army (Romania)
* Third Army (Serbia)
* 3rd Army (Russian Empire)
* 3rd Army (Soviet Union)
* 3rd Guards Army (Soviet Union)
* 3rd Guards Tank Army (Soviet Union)
* 3rd Shock Army (Soviet Union)
* 3rd Air Army (Soviet Union)
* 3rd Army (South Korea)
* Third Army (Turkey)
* Third Army (United Kingdom)
* Third United States Army
* 3rd Army (Kingdom of Yugoslavia)
* 3rd Army (Yugoslav Partisans)

## Fourth Army

* 4th Army (Austria-Hungary)
* Fourth Army (Bulgaria)
* Fourth Army (National Revolutionary Army) (Republic of China)
* New Fourth Army (Republic of China)
* Fourth Army (France)
* 4th Army (German Empire), a World War I field army
* 4th Army (Wehrmacht), a World War II field army
* 4th Panzer Army (Germany)
* Fourth Army (Ottoman Empire)
* Fourth Army (Italy)
* Fourth Army (Romania)
* 4th Army (Russian Empire)
* 4th Army (Soviet Union)
* 4th Air Army (Soviet Union and later Russian Federation)
* 4th Guards Army (Soviet Union)
* 20th Guards Army (originally designated as "Fourth Tank Army") (Soviet Union)
* Fourth Army (United Kingdom)
* Fourth United States Army
* 4th Army (Kingdom of Yugoslavia)
* 4th Army (Yugoslav Partisans)

## Fifth Army

* Fifth Army (Austria-Hungary)
* Fifth Army (Bulgaria)
* Fifth Army (France)
* 5th Army (German Empire), a World War I field army
* 5th Army (Wehrmacht), a World War II field army
* 5th Panzer Army (Germany)
* Fifth Army (Japan)
* Fifth Army (Ottoman Empire)
* Fifth Army (Italy)
* 5th Army (Russian Empire)
* 5th Army (Soviet Union)
* Fifth Army (United Kingdom)
* Fifth United States Army, another name for United States Army North
* 5th Army (Kingdom of Yugoslavia)

## Sixth Army

* Sixth Army (Austria-Hungary)
* Sixth Army (France)
* 6th Army (German Empire), a World War I field army
* 6th Army (Wehrmacht), a World War II field army
* 6th Panzer Army (Germany)
* Sixth Army (Japan)
* Sixth Army (Ottoman Empire)
* Sixth Army (Italy)
* 6th Army (Russian Empire)
* 6th Army (Soviet Union)
* Sixth United States Army
* Sixth United States Army Group - one of only two United States army groups ever activated.
* 6th Army (Kingdom of Yugoslavia)

## Seventh Army

* 7th Army (Austria-Hungary)
* Seventh Army (France)
* 7th Army (German Empire), a World War I field army
* 7th Army (Wehrmacht), a World War II field army
* Seventh Army (Ottoman Empire)
* Seventh Army (Italy)
* 7th Army (Russian Empire)
* 7th Army (Soviet Union)
* Seventh United States Army, another name for United States Army Europe
* 7th Army (Kingdom of Yugoslavia)

## Eighth Army

* Eighth Route Army, a Chinese Communist force that fought against the Japanese during World War II
* Eighth Army (France)
* 8th Army (German Empire), a World War I field army
* 8th Army (Wehrmacht), a World War II field army
* Japanese Eighth Area Army
* Ottoman Eighth Army
* Eighth Army (Italy), during World War II another name for the Italian Army in Russia
* Eighth Army (United Kingdom)
* Eighth United States Army
* 8th Army (Russian Empire)
* 8th Army (Soviet Union)
* 8th Guards Army (Russia)

## Ninth Army

* Ninth Army (France), a field army during World War I and World War II
* 9th Army (German Empire), a World War I field army
* 9th Army (Wehrmacht), a World War II field army
* Ninth Army (Ottoman Empire), a World War I field army
* Ninth Army (Italy)
* 9th Army (Russian Empire), a World War I field army
* 9th Army (Soviet Union), a field army active from 1939–43 and then after the war from 1966-1989
* Ninth Army (United Kingdom), a British Army formation during World War II
* Ninth United States Army, used in Northwest Europe in 1944 and 1945

## Tenth Army

* 10th Army (Austria-Hungary)
* Tenth Army (France)
* 10th Army (German Empire), a World War I field army
* 10th Army (Wehrmacht), a World War II field army
* Tenth Army (Japan)
* Tenth Army (Italy)
* 10th Army (Russian Empire)
* 10th Army (Soviet Union)
* Tenth Army (United Kingdom)
* 10th Guards Army (Soviet Union)
* Tenth United States Army

## Eleventh Army

* 11th Army (German Empire), a World War I field army
* 11th Army (Wehrmacht), a World War II field army
* 11th SS Panzer Army
* Eleventh Army (Japan)
* Eleventh Army (Italy)
* 11th Air Army (Russia)
* 11th Army (Russian Empire)
* 11th Army (Soviet Union)
* 11th Army Group (United Kingdom)

## Twelfth Army

* 12th Army (German Empire), a World War I field army
* 12th Army (Wehrmacht), a World War II field army
* Twelfth Army (Japan)
* 12th Army (Russian Empire)
* 12th Army (Soviet Union)
* Twelfth Army (United Kingdom)
* Twelfth Army (Italy)
* Twelfth Army Group (United States), a World War II army group solely consisting of U.S. field armies and was the largest U.S. field force under the command of a single individual

## Thirteenth Army

* Thirteenth Army (Japan)
* Japanese Thirteenth Area Army
* 13th Army (Russian Empire)

## Fourteenth Army

* 14th Army (German Empire), a World War I field army
* 14th Army (Wehrmacht), a World War II field army
* Japanese Fourteenth Area Army
* 14th Army (Soviet Union)
* 14th Guards Army (Soviet Union)
* Fourteenth Army (United Kingdom)
* Fourteenth United States Army, a World War II 'phantom' force

## Fifteenth Army

* 15th Army (Wehrmacht), a formation of the German Army during World War II
* Fifteenth Army (Japan), a formation of the Imperial Japanese Army during World War II
* Japanese Fifteenth Area Army, a formation of the Imperial Japanese Army during World War II
* 15th Army Group, a combined formation of the United Kingdom and United States armies during World War II
* Fifteenth United States Army, a formation of the United States Army during World War II

## Sixteenth Army

* 16th Army (Wehrmacht), a unit of the German Army in World War II
* 11th Guards Army (16th Army, Soviet Union), a unit of the Soviet Army from World War II through the Cold War
* Western Army (Russia) (16th Soviet Army), a unit of the Soviet Army during World War I
* 16th Army (People's Republic of China), a unit of People's Republic of China which still active right now.

## Seventeenth Army

* 17th Army (German Empire), a World War I field Army
* 17th Army (Wehrmacht), a World War II field army
* Seventeenth Army (Japan)
* Japanese Seventeenth Area Army during World War II (see List of Armies of the Japanese Army)
* 17th Army (Soviet Union)

## Eighteenth Army

* 18th Army (German Empire), a World War I field Army
* 18th Army (Wehrmacht), a World War II field army
* 18th Army (Soviet Union)
* Eighteenth Army (Japan)

## Nineteenth Army

* 19th Army (German Empire), a World War I field Army
* 19th Army (Wehrmacht), a World War II field army
* Nineteenth Army (Japan)
* 19th Army (Soviet Union)

## Twentieth Army

* Twentieth Army (Japan)
* 20th Group Army - People's Liberation Army
* 20th Guards Army - Soviet Union and Russia
* 20th Army (Soviet Union)
* 20th Mountain Army (Wehrmacht)

## Twenty first Army

* 21st Army (Wehrmacht)
* 21st Army Group - a World War II British army group, consisting mainly of British and Commonwealth troops