Family name พาสิทธิ์ (พาสิทธิ์ 
) , in all the world, is a very rare last name. The surname พาสิทธิ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, พาสิทธิ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พาสิทธิ์ | Thailand |