16th Army

16th Army may refer to:


 * 16th Army (Wehrmacht), a unit of the German Army in World War II
 * 16th Army (RSFSR), a unit of the Red Army during the Russian Civil War
 * 16th Army (Soviet Union). a unit of the Soviet Army during World War II
 * Western Army (Russia) (16th Soviet Army), a unit of the Soviet Army during World War II
 * 16th Army (People's Republic of China), a currently-existing unit of People's Republic of China
 * Sixteenth Army (Japan), a unit of the Imperial Japanese Army