Surname รังสิยาภรณ์ (Rangsiyaporn 
, รังสิยาภรณ์ , Rungsiyaporn ) , in the world, is an extremely rare last name. The cognomen รังสิยาภรณ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much more prevalently, รังสิยาภรณ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rangsiyaporn, รังสิยาภรณ์, Rangsiyaphorn, Rungsiyaporn | Thailand |