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