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