Surname ศิริมหาสกุลไชย (ศิริมหาสกุลไชย 
) , around the world, is an extremely rare family name. The last name ศิริมหาสกุลไชย is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ศิริมหาสกุลไชย | Thailand |