HNA may refer to:

Companies and organizations HNA Group, a Chinese conglomerate Hainan Airlines, a Chinese airline Hafslund (company), a Norwegian power company Harry N. Abrams, Inc., now Abrams Books, an American publisher High North Alliance (Norwegian: ), an organization of fishing, whaling, and Nordic municipal councils Hilti North America, a building support and maintenance company

Transportation Hanamaki Airport, serving Iwate Prefecture, Japan (IATA code HNA) Hawks Nest Airport, airport near Hawk's Nest Creek, The Bahamas Hinton Admiral railway station, in Hampshire, England

Other Hereditary neuralgic amyotrophy Hexose nucleic acid, synthesized by xenobiology researchers Heeresnachrichtenamt, the Austrian Army Intelligence Office Heslar Naval Armory, constructed in 1936 in Indianapolis, Indiana Hessische/Niedersächsische Allgemeine, a German regional newspaper Hina language, a Chadic language spoken in Northern Cameroon Holy Names Academy, in Seattle, Washington Hoosier Nationals ABA, race that is a part of the American Bicycle Association racing schedule Human Neutrophil Antigen Wright etch and other etching techniques that use Hydrofluoric, Nitric and Acetic acid (HNA)