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