Cognomen สุทธิพงศ์คณาสัย (สุทธิพงศ์คณาสัย 
) , throughout the world, is a very rare last name. The last name สุทธิพงศ์คณาสัย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| สุทธิพงศ์คณาสัย | Thailand |