Family name Duangthoop (Duangthoop 
) , globally, is a very rare cognomen. The last name Duangthoop is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Duangthoop | Thailand |
Surin, Suvaree, Sukunyawithara, and Laksameekan