AJ

AJ may stand for or refer to the following:

People

(Usually a reference to their initials)

• AJ Alexander, an American model and Playboy Playmate
• A. J. Allmendinger, an American race car driver
• AJ Calloway, an American television personality
• A. J. Cook, a Canadian actress
• A. J. Croce, an American singer and songwriter
• A. J. Cronin, Scottish novelist
• A. J. Foyt, an American race car driver
• A. J. Garrett, a character in the webcomic User Friendly
• A. J. Hawk, an American football linebacker for the Green Bay Packers
• Andrew Jackson, the seventh President of the United States
• Andrew Johnson, the seventeenth President of the United States
• Anup Jalota, an Indian singer
• Andy Johnson, an English and Everton F.C. footballer.
• Amanda Joy Michalka, an American singer, one half of Aly & AJ
• Alexander James McLean, an American singer and member of the band Backstreet Boys
• A. J. Pierzynski a Major League Baseball catcher for the Chicago White Sox
• A.J. Styles (ring name for Allen Jones), an American professional wrestler
• A. J. (The Fairly OddParents), a character in the cartoon The Fairly OddParents
• Angelina Jolie, an American actress
• A.J., a Polar Plunger
• A.J. sir a.j.r a bhs student of 2008

Products, brands, tools

• Air Jordan, a brand of shoes originally worn by legendary basketball player, Michael Jordan.
• Apollo Justice, the main character in the game, Apollo Justice: Ace Attorney.
• Apple Jacks, a breakfast cereal
• Apple juice
• Armani Jeans, a clothing line by Giorgio Armani
• Atari Jaguar, a video game console
• Aunt Jemima, a trademark for pancake flour and other breakfast foods
• Jaguar (car) engines from the 1980s onwards have the designation AJ (Advanced Jaguar) in front of the cylinder configuration.
• AJ Savage, a U.S. Navy aircraft built by North American Aviation
• Adjustable spanner
• An inbred strain of mouse

Places

• Apache Junction, Arizona
• Azerbaijan (WMO country code and obsolete NATO digram)

Groups, businesses, and publications

• Ask.com, an Internet search engine formerly known as "Ask Jeeves"
• Al-Jihad, an Egyptian Islamist group
• Association de la jeunesse
• The Astronomical Journal

aJ

• attojoule, an SI unit of energy equal to 10^-18 joules