Cognomen วงค์แก้ว (วงค์แก้ว, Wonghakaew 
) , in the entire world, is a very rare family name. The surname วงค์แก้ว is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wonghakaew | United States, Thailand |