JOA

JOA or Joa may refer to:


 * Joint operating agreement, of the US Newspaper Preservation Act of 1970
 * Judgment of acquittal, a type of judgment as a matter of law
 * Jøa, an island in Norway
 * Joá, a neighborhood in Rio de Janeiro, Brazil
 * Air Swift Aviation (ICAO code); See List of airline codes
 * Joa Elfsberg (born 1979), Swedish female ice hockey player