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