AJ

AJ may stand for:

• Active jamming
• Adjustable spanner
• Alexander James McLean (Backstreet Boys)
• Alpinisme Juvénile (France)
• Andrew Jackson
• Anti-jam, Anti-jamming
• Anup Jalota (singer)
• Apostles of Jesus
• Apple juice
• Ask Jeeves (aj.com)
• Association de la Jeunesse
• Astronomical Journal
• Atari Jaguar
• Auberge jeunesse
• Aunt Jemima
• Azerbaijan