Family name Tengtrakul (Tengtrakul 
) , around the globe, is a very rare last name. The surname Tengtrakul is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tengtrakul | United States, Thailand |
Sibpavitpong, Chotima, and Pitikorn