Jagdgeschwader 1

Jagdgeschwader 1 may refer to one of two German military units:


 * Jagdgeschwader 1 (World War I), a unit of the Luftstreitkräfte in World War I, commanded by Manfred von Richthofen (the Red Baron); also known as Jagdgeschwader 1 Flying Circus
 * Jagdgeschwader 1 (World War II), a unit of the Luftwaffe in World War II; also known as Jagdgeschwader 1 Oesau, after its Wing Commander, Walter Oesau