Cognomen วงศ์เดือน (วงศ์เดือน 
, Wongduan 
, Vongduean ) , in the entire world, is a rare family name. The family name วงศ์เดือน is habitual in Thailand, where it is a rare surname, Malaysia, where it is an extremely rare surname, and the United States. More frequently, วงศ์เดือน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| วงศ์เดือน | Thailand |
| Wongduan | United States, United Kingdom, Malaysia, Thailand |
| Vongduean | United States, Thailand |