Cognomen ดวงภัทร (Duangpharat 
, ดวงภัทร , Duangphat 
) , all over the world, is a very rare surname. The last name ดวงภัทร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, ดวงภัทร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ดวงภัทร, Duangpharat | Thailand |
| Duangphat | United States, Thailand |
Duangpatra, Duangpatta, Duangpattar, Duangpattra, Duangphattra, and Duongpattar
ฟองทอง, and โพธิรัตนังกูร