Cognomen วรรทวงค์ (วรรทวงค์ 
) , in the world, is a very rare family name. The cognomen วรรทวงค์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, วรรทวงค์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| วรรทวงค์ | Thailand |