AYJ

AYJ or Ayj may refer to:


 * A. Y. Jackson Secondary School (Ottawa), a high school in Ottawa, Ontario, Canada
 * Alliance for Youth Justice, an initiative of the Campaign for Youth Justice; see Campaign for Youth Justice
 * Ayj, a musician who was part of The Mack Pack, a band that formed after the breakup of LFO (American band)
 * AYJ, an engine formerly manufactured by the Volkswagen Group; see List of discontinued Volkswagen Group petrol engines
 * Ayodhya Airport (IATA code AYJ)