Surname อรุณไชย (อรุณไชย 
) , in the world, is a very rare last name. The family name อรุณไชย is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, อรุณไชย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| อรุณไชย | Thailand |