Surname Sangdaun (Sangdaun 
) , around the globe, is a very rare cognomen. The family name Sangdaun is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, Sangdaun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sangdaun | United States, Thailand |