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