16th Army

16th Army may refer to:


 * 16th Army (Wehrmacht), a unit of the German Army in World War II
 * 11th Guards Army (16th Army, Soviet Union), a unit of the Soviet Army from World War II through the Cold War
 * Western Army (Russia) (16th Soviet Army), a unit of the Soviet Army during World War I
 * 16th Army (People's Republic of China), a unit of People's Republic of China which still active right now.