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