Cognomen วงศ์มาสา (วงศ์มาสา 
, Vongmasa 
) , all around the world, is a very rare last name. The surname วงศ์มาสา is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| วงศ์มาสา | Thailand |
| Vongmasa | Thailand, United States |