Family name Intarasam (Intarasam 
) , in the world, is a very rare surname. The last name Intarasam is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Intarasam | Thailand |
Somporn, Pimporn, Wudtichai, Saraphorn, and Charinthip