Last name ดวงญา (ดวงญา 
) , in the world, is an extremely rare cognomen. The surname ดวงญา is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Likewise, ดวงญา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ดวงญา | Thailand |