Throughout the world, อรุณวัน (Arunwan 
, อรุณวัน , Arunwun ) is a rare primarily girly, but scarcely boy's forename. The given name อรุณวัน is habitual in South-eastern Asia, particularly Thailand, where it is a rare predominantly girly, but scarcely male name. Much less frequently, อรุณวัน is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Arunwan | Australia, Thailand, United States, United Kingdom |
| อรุณวัน, Arunwun | Thailand |