Surname ยศศิลปศักดิ์ (ยศศิลปศักดิ์ 
) , around the globe, is a very rare cognomen. The family name ยศศิลปศักดิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ยศศิลปศักดิ์ | Thailand |