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Family name Duangsawan (ดวงสวรรค์ , Duangsawan
) , globally, is a very rare cognomen. The last name Duangsawan is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, Duangsawan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ดวงสวรรค์ | Thailand |
| Duangsawan | Portugal, Thailand |
Num, Boonlert, Thianhirun, and Yiampanichpak