Surname Thamsiha (Thamsiha 
) , in the entire world, is an extremely rare last name. The family name Thamsiha is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Thamsiha | Thailand |
| jirunpong thamsiha Thai footballer (b. 1996) |
|