Family name Samphantaveekij (Samphantaveekij 
) , in the world, is a very rare cognomen. The surname Samphantaveekij is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Samphantaveekij | Thailand |
Yongyut, and Nuntiyaporn