In the entire world, ยงยิ่งศักดิ์ถาวร (ยงยิ่งศักดิ์ถาวร, Yongyingsaktavorn 
, Yongyingsakthavorn 
) is an extremely rare unknown gender first name. Much more frequently, ยงยิ่งศักดิ์ถาวร is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Yongyingsaktavorn | China, Cambodia |
| Yongyingsakthavorn | Thailand |