Cognomen วงศ์สวัสดิ์สุข (วงศ์สวัสดิ์สุข 
) , all around the world, is a very rare surname. The cognomen วงศ์สวัสดิ์สุข is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| วงศ์สวัสดิ์สุข | Thailand |