Family name ศิริศักดิ์ยศ (ศิริศักดิ์ยศ 
, Sirisakyot 
) , around the world, is a very rare last name. The family name ศิริศักดิ์ยศ is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ศิริศักดิ์ยศ | Thailand |
| Sirisakyot | United States, Thailand |