National Aviation may refer to:
Civil aviation authority, also known as a national aviation authority, the government statutory authority in each country that oversees the approval and regulation of civil aviation National Aviation Academy (NAA), an aviation maintenance training school located in Clearwater, Florida Aviación Nacional (Nationalist Aviation), the air force established by the army in revolt in the Spanish Civil War National Aviation Hall of Fame, located at the National Museum of the United States Air Force National Aviation University, a university located in Kyiv, Ukraine National Aviation Day, a United States national observation National Aviation Company of India Limited (NACIL) National Aviation Facilities Experimental Center (NAFEC) Australian National Aviation Museum, at the Moorabbin Airport in Melbourne China National Aviation Corporation Rantoul National Aviation Center, a public airport located in Rantoul, Illinois