Last name សុន្ទ័រ (សុន្ទ័រ 
) , in the world, is an extremely rare family name. The family name សុន្ទ័រ is habitual in South-eastern Asia, particularly Cambodia, where it is a very rare surname. Also, សុន្ទ័រ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| សុន្ទ័រ | Cambodia |