Family name พิสิทฐธนรัช (พิสิทฐธนรัช 
) , in all the world, is an extremely rare cognomen. The cognomen พิสิทฐธนรัช is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| พิสิทฐธนรัช | Thailand |