Family name รุ่งจรัสศิริ (รุ่งจรัสศิริ, Rungjaratsiri 
) , worldwide, is an extremely rare surname. The last name รุ่งจรัสศิริ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rungjaratsiri | Thailand |