Jagdgeschwader z.b.V.
Active	20 April 1944 – 15 June 1944
Country	Nazi Germany
Branch	Luftwaffe
Type	Fighter Aircraft
Role	Air superiority
Size	Air Force Wing
Commanders
Notable commanders	Gerhard Schöpfel (6.6.44 – 15.6.44)

Jagdgeschwader z. b. V. (JG z. b. V.) (roughly 'Fighter Wing for special deployment') was a Luftwaffe fighter wing of World War II. The abbreviation z. b. V. is German and stands for zur besonderen Verwendung (for special deployment).

JG z.b.V. was formed April 20, 1944 in Kassel, to control III./JG 3, I./JG 5, II./JG 27, III./JG 54 and II./JG 53. On June 15, 1944 it was redesignated Stab/JG 4 and its first Geschwaderkommodore was Major Gerhard Michalski. In 1944 JG z. b. V. was subordinated to the 7. Jagd-Division and used in the Reichsluftverteidigung (Defense of the Reich) from bases in Kassel and Ansbach.

Commanding officers

• Major Gerhard Michalski, 20 April 1944 – 20 May 1944
• Hauptmann Walther Dahl, 20 May 1944 – 6 June 1944
• Major Gerhard Schöpfel, 6 June 1944 – 15 June 1944