9th Air Division

9th Air Division may refer to:
 * 9th Air Division (Germany), a division of the Luftwaffe
 * 9th Air Division (Japan), a land-based aviation force of the Imperial Japanese Army
 * 9th Anti-Missile Defence Division, of the Russian Space Forces
 * 9th Assault Ropshinskaya Red Banner, Order of Ushakov Air Division, of Soviet Naval Aviation
 * 9th Mixed Air Division, of the Soviet Air Forces (World War II)
 * 9th Air Division, the name of the 9th Space Division of the United States Air Force from 1949 to 1958
 * 9th Air Division, the name of the 19th Air Division of the United States Air Force from May to November 1945