Cognomen ດວງພະຈນ (ດວງພະຈນ 
) , around the globe, is quite a rare last name. The last name ດວງພະຈນ is characteristic of South-eastern Asia, particularly Laos, where it is quite a common surname. Much less frequently, ດວງພະຈນ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ດວງພະຈນ | Laos |