Cognomen ดวงจำปา (ดวงจำปา, Duangjampa 
, Duangjumpa 
) , all over the world, is a rare surname. The cognomen ดวงจำปา is habitual in Laos, where it is quite a common surname, Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Duangjampa | Laos, Thailand |
| Duangjumpa | United States, Thailand |
| Douangchampa | Laos, United States |