Cognomen ไพศิษย์ (ไพศิษย์ 
) , in the entire world, is an extremely rare last name. The family name ไพศิษย์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, ไพศิษย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ไพศิษย์ | Thailand |