Eleventh Army

Eleventh Army or 11th Army may refer to:

Germany

 * 11th Army (German Empire), a World War I field Army
 * 11th Army (Wehrmacht), a World War II field army
 * 11th SS Panzer Army

Russia

 * 11th Army (Russian Empire)
 * 11th Army (RSFSR)
 * 11th Army (Soviet Union)
 * 11th Air Army (Russia)

Others

 * Eleventh Army (Japan)
 * Eleventh Army (Italy)
 * Eleventh Army (Austria-Hungary)
 * 11th Army Group (United Kingdom)