YF-22 (disambiguation)

YF-22 might refer to:


 * Lockheed YF-22, an American single-seat, twin-engine fighter aircraft technology demonstrator designed for the United States Air Force (USAF).
 * YF-22 (rocket engine), the second stage main engine of the Feng Bao 1, Long March 2, Long March 3 and Long March 4 launch vehicles.