Last name ดุม (Dum 
, ดุม 
) , across the world, is quite a rare family name. The cognomen ดุม is habitual in Guinea-Bissau, where it is quite a rare surname, Venezuela, and Austria. Not in comparison with a country's population, this name is the most popular in India, Indonesia, and Venezuela. Likewise, ดุม is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dum | Myanmar, Venezuela, United States, India, Indonesia |
| ดุม | Thailand |