Surname Aj. (Aj. 
) , throughout the world, is a rare last name. The family name Aj. is habitual in Pakistan, where it is a very rare surname, Indonesia, and Thailand, where it is an extremely rare surname. More prevalently, Aj. is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aj. | Indonesia, China, Spain, Thailand, Pakistan |