Family name Sawetprawichkul (Sawetprawichkul 
) , in the world, is a very rare last name. The cognomen Sawetprawichkul is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sawetprawichkul | United States, Thailand |