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