Surname Ngouah (Ngouah 
) , worldwide, is a rare family name. The family name Ngouah is characteristic of Cameroon, where it is a rare surname, and France, where it is a very rare surname. Very seldom, Ngouah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ngouah | France, Cameroon |