Family name สุทธไชยวัฒน์ (สุทธไชยวัฒน์ 
) , all over the world, is an extremely rare cognomen. The cognomen สุทธไชยวัฒน์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| สุทธไชยวัฒน์ | Thailand |