Surname ร่มไตรรัตน์ (ร่มไตรรัตน์, Romtrairat 
) , around the world, is an extremely rare family name. The surname ร่มไตรรัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Romtrairat | Thailand |