AHA, Aha, or aha may refer to:

Arts, entertainment and media

Hockey

Organizations

People

  • Hor-Aha, a First Dynasty Egyptian pharaoh
  • Rabbi Aha, fourth century rabbi in the Land of Israel
  • Aha bar Jacob, third or fourth century Babylonian rabbi
  • Aha b. Rava, fourth or fifth century Babylonian rabbi
  • Achai Gaon, also known as Aha of Shabḥa, eighth century Talmudist and scholar

Science and technology

  • Alpha hydroxy acid, a class of chemical compounds that consist of a carboxylic acid substituted with a hydroxyl group on the adjacent carbon
  • Aha (wasp), a genus of Australian wasp
    • Aha ha, an Aha species abbreviated as A. ha

Other uses

See also

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