Family name ตั่นสกุล (ตั่นสกุล, Tansakul 
) , globally, is quite a rare cognomen. The cognomen ตั่นสกุล is habitual in Thailand, where it is quite a rare surname, and China, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tansakul | China, United Kingdom, United States, Thailand, New Zealand |