Aak or AAK may refer to:
*
Aak, a genre of Korean court music
*
Aak flower
''Calotropis gigantea'', the crown flower, is a species of ''Calotropis'' Indigenous (ecology), native to Cambodia, Vietnam, Bangladesh, Indonesia, Malaysia, Philippines,Thailand, Sri Lanka, India, China, Pakistan, and Nepal.
It is a large s ...
, madar or crown flower, common name of ''Calotropis gigantea''
*
AAK Theory, a mathematical theory relating rational functions with singular values
*
AarhusKarlshamn (operating as AAK), a Swedish producer of vegetable oils and fats
*
Ajnad al-Kavkaz, a Chechen-led militia in the Syrian Civil War
*
Alliance for the Future of Kosovo, an alliance of political parties in Kosovo
*
Ankave language, a language of Papua New Guinea
*
Architectural Association of Kenya
*
Automobile Association of Kenya
Aviation
*
Armée de l'Air Khmère (Khmer Air Force, the air force of the Khmer Republic)
* IATA airport code for
Aranuka Airport in Gilbert Islands, Kiribati
{{disambiguation