Twentieth Army or 20th Army may refer to:
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Twentieth Army (Japan), a unit of the Imperial Japanese Army
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20th Army (Soviet Union) The 20th Army was a field army of the Red Army that fought on the Eastern Front (World War II), Eastern Front during World War II.
First formation
The Army was first formed in the Orel Military District in June 1941. On 22 June 1941 the Army was p ...
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20th Group Army
The 20th Group Army is a military formation of the People's Liberation Army Ground Force, stationed in the Jinan Military Region. It consists of two manoeuvre brigades with other attached or otherwise organic units. For some time after its format ...
, People's Liberation Army
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20th Guards Army
The 20th Guards Combined Arms Army (originally designated as the 4th Tank Army, 4th Guards Tank Army in 1945, 4th Guards Mechanised Army in 1946, and the 20th Guards Army in 1960 within the Soviet Ground Forces) is a field army. In 1991, after th ...
, Soviet Union and Russia
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20th Mountain Army (Wehrmacht)
The German Lapland Army (''AOK Lappland'') was one of the two army echelon headquarters controlling German troops in the far north of Norway and Finland during World War II. It was established in January 1942, and renamed the 20th Mountain Army ('' ...
, a German unit in WWII
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