Aka can refer to the following meanings:

• A#AK, a.k.a., a/k/a, and comparable, capitalized spellings are initialisms for also known as. Usually used to conceal the real name of a person or entity known to the public by a pseudonym or to show alternate names a person has used, example Superman a.k.a. Clark Kent.
• Aka (Pygmy tribe) refers to the name an African Pygmy tribe
• Aka (tribe) refers to the name of a tribal group in the state of Arunachal Pradesh in India
• AKA (film) refers to a British movie made in 2002
• Akan language (ISO 639 alpha-3, aka)
• AKA (security) in security stands for The Authentication and Key Agreement.
• Aka, Fukuoka, a village located in Tagawa District, Fukuoka, Japan
• Alpha Kappa Alpha, a U.S. based sorority
• Aka (sailing), in sailing, the connecting framework between the hulls of a proa or trimaran
• Jason "Aka" Akermanis, flamboyant and outspoken Australian rules footballer
• AKA was the abbreviation for the Israel Defence Forces Manpower Directorate before its name was changed to the Human Resources Directorate.

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