In the entire world, วงศ์เดือน (วงศ์เดือน 
, Wongduan 
, Vongduean ) is a rare largely feminine, but uncommonly masculine given name. The forename วงศ์เดือน is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare mostly feminine, but uncommonly masculine name. Very seldom, วงศ์เดือน is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| วงศ์เดือน | Thailand |
| Wongduan | United States, United Kingdom, Thailand, Malaysia |
| Vongduean | United States, Thailand |