Seventeen as the USAF and 59 if the Army Air Corps is included. A full and comprehensive list of ALL recipients can be found at : (See the Link Below)
There are 1356 recipients, the most recent is LCpl Johnson Beharry VC. New Zeelander
None, the Air Force did not exist at that time. It didn't exist until after World War II! -----At the time of the US entry into World War I, aviation was provided by the Aviation Section of the US...
four Australians were awarded this medal nine went to British men.
11 Gurkhas got VC in 2nd World War.