Family name Muttajun (Muttajun 
) , all around the world, is a very rare last name. The last name Muttajun is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, Muttajun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Muttajun | India, Thailand |