Cognomen រតន៍ (រតន៍ 
) , worldwide, is a rare last name. The last name រតន៍ is habitual in South-eastern Asia, particularly Cambodia, where it is quite a rare surname. Also, រតន៍ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| រតន៍ | Cambodia |