Sixth Army

Sixth Army may refer to:

Germany

 * 6th Army (German Empire), a World War I field Army
 * 6th Army (Wehrmacht), a World War II field army
 * 6th Panzer Army

Others

 * Sixth Army (France)
 * Sixth Army (Japan)
 * Sixth Army (Ottoman Empire)
 * 6th Army (Russian Empire)
 * 6th Army (Soviet Union)
 * Sixth United States Army