Cognomen Kijai (Kijai 
) , in the world, is a very rare surname. The last name Kijai is habitual in Malaysia, where it is a very rare surname, Indonesia, and the United States, where it is an extremely rare surname. Likewise, Kijai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kijai | Indonesia, Malaysia, United States, Tanzania, India |