Family name ไพศาลฐิติรัชช (ไพศาลฐิติรัชช 
) , worldwide, is a very rare last name. The surname ไพศาลฐิติรัชช is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ไพศาลฐิติรัชช | Thailand |