Surname ดวงงา (Ivory 
, ดวงงา 
, Duangnga ) , in the world, is a common family name. The last name ดวงงา is habitual in Guam, where it is quite a common surname, Ireland, where it is quite a rare surname, and New Zealand. Not in comparison with a country's population, it most frequently occurs in the United States, the United Kingdom, and Indonesia. Also, ดวงงา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ivory | Myanmar, Philippines, United Kingdom, United States, Indonesia |
| ดวงงา, Duangnga | Thailand |