Last name Samphanthamit (Samphanthamit 
) , across the world, is a very rare family name. The last name Samphanthamit is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Samphanthamit | Thailand |
| phamon samphanthamit Thai herpetologist, TH |
|