Surname วงศ์ไวศวรรณ (วงศ์ไวศวรรณ 
) , across the world, is an extremely rare cognomen. The cognomen วงศ์ไวศวรรณ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| วงศ์ไวศวรรณ | Thailand |