The 27th Army was a field army of the Soviet Union's Red Army, which fought in World War II. First formed in May 1941. Initial commander was Nikolai Berzarin. Took part in Battles in the Baltic. On 22 June 1941 it consisted of the 22nd and 24th Rifle Corps, 16th and 67th Rifle Divisions, 3rd Separate Rifle Brigade, two artillery regiments, and two anti-tank regiments. It became part of Northwestern Front on the outbreak of Operation Barbarossa. In December 1941 the first formation of the army was renamed the 4th Shock Army. Indications suggest the army was disbanded in 1946.