Last name ไตรรงศ์ (ไตรรงศ์ 
) , throughout the world, is an extremely rare family name. The last name ไตรรงศ์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, ไตรรงศ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ไตรรงศ์ | Thailand |