Family name Tangmahasuk (Tangmahasuk 
) , worldwide, is a very rare cognomen. The family name Tangmahasuk is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tangmahasuk | Thailand |
Chularat, Pimpitcha, Norraphat, Chonchanok, and Chomchanok