Last name วงศ์วิทวัส (วงศ์วิทวัส 
, Vongvitavat , Wongvitavas 
) , in the world, is a rare surname. The surname วงศ์วิทวัส is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| วงศ์วิทวัส, Wongvitvas, Vongvitavat | Thailand |
| Wongvitavas | United States, Thailand |