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