Cognomen Atchanna (Atchanna 
) , worldwide, is a very rare last name. The cognomen Atchanna is characteristic of South Africa, where it is a very rare surname, and India, where it is an extremely rare surname. More prevalently, Atchanna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Atchanna | India, South Africa |