Surname Ndja (Ndja 
) , worldwide, is a rare family name. The last name Ndja is habitual in Ivory Coast, where it is quite a rare surname, Cameroon, where it is a rare surname, and France, where it is a very rare surname. In absolute terms, this name is the most popular in Ivory Coast, Cameroon, and Indonesia. Much less frequently, Ndja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ndja | France, Malaysia, Cameroon, Indonesia, Ivory Coast |