Last name พนมศิลป์ (พนมศิลป์ 
, Panomsilp 
) , all over the world, is a very rare surname. The cognomen พนมศิลป์ is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Also, พนมศิลป์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พนมศิลป์ | Thailand |
| Panomsilp | Thailand, United States |