Heinkel He 112 (German Heinkel He 112) is a German single-engine fighter of the Second World War period. It was an all-metal monoplane with a closed cockpit and a retractable landing gear with a tail wheel. Designed in the Design Bureau Ernst Heinkel Flygtsoygverke under the leadership of Siegfried Gunther and Walter Gunther. Experienced aircraft made the first flight in September 1935. Serial production was started in March 1938 at the Heinkel plant in Rostock.

Passed the front-line tests in Spain from December 1936 to July 1937. The aircraft was in service in Germany from July 1938, in Spain from November 1938. Standing in the arsenal of the Romanian Air Force since September 1939. Used in the conflict with Hungary in Transylvania in August 1940, in June-September 1941 - in military operations against the USSR in Moldova and Ukraine. Japan in the period 1937-1938, bought 51 aircraft, which were taken into service in naval aviation for testing purposes. During the Second World War, planes were stationed in Morocco, performing tasks to intercept foreign airplanes invading airspace.