Family name ក្លន់ (ក្លន់ 
) , worldwide, is an extremely rare last name. The cognomen ក្លន់ is habitual in South-eastern Asia, particularly Cambodia, where it is a very rare surname. Likewise, ក្លន់ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ក្លន់ | Cambodia |