HNA
HNA is the abbreviation for:
- Hanamaki Airport in Morioka, Tōhoku region, Japan by IATA code
- Merchant Ship Standards Committee , German Institute for Standardization eV Shipbuilding Standards Committee (DIN-HNA)
- Hawaii Nurses' Association , Nursing Association in Hawaii, USA
- Heeres-Nachrichtenamt , Austrian military foreign secret service
- Hella North America , subsidiary of the German automotive supplier Hella (company)
- Hereditary neuralgic amyotrophy , a hereditary disease of the peripheral nerves that leads to paralysis
- Hessische / Niedersächsische Allgemeine , daily newspaper based in Kassel
- Hierarchical Network Architecture , network configuration
- High North Alliance or Høge Nord Alliansen, umbrella organization of fishing and shipowner associations from Norway, Iceland, Canada, Greenland and the Faroe Islands
- Historical network analysis
- High North Sea Iceland anticyclonal, term from meteorology
- Hockey North America , ice hockey federation based in Sterling, Virginia , USA
- Human Neutrophil Antigen
- HNA Group , a group of companies from China that is active in the tourism and aviation sector
- 1,5-anhydrohexitol nucleic acid, a xenonucleic acid