Second Army
# Second Army

Second Army or 2nd Army may refer to:

## Germany

* 2nd Army (German Empire), a World War I field army
* 2nd Army (Wehrmacht), a World War II field army
* 2nd Panzer Army

## Russia / Soviet Union

* 2nd Army (Russian Empire), fought at Tannenberg in 1914
* 2nd Army (RSFSR), fought in the Russian Civil War
* 2nd Ukrainian Soviet Army, fought in the Russian Civil War
* 2nd Red Banner Army, a Soviet field army of World War II

## Others

* II Army (Argentina)
* Second Army (Australia)
* 2nd Army (Austria-Hungary)
* Second Army (Bulgaria)
* Second Army (Egypt)
* Second Army (France)
* Second Army (Hungary)
* Second Army (Italy)
* Second Army (Japan)
* Second Army (Ottoman Empire)
* Second Army (Poland)
* Second Army (Romania)
* Second Army (Serbia)
* Second Army (Turkey)
* Second Army (United Kingdom)
   * Second Army (Home Forces), also in the United Kingdom
* 2nd Army (Kingdom of Yugoslavia)
* Second United States Army
