Surname Mandah (Mandah 
) , all over the world, is quite a rare family name. The cognomen Mandah is habitual in Mongolia, where it is quite a rare surname, Cameroon, and the Democratic Republic of the Congo, where it is a rare surname. Very seldom, Mandah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mandah | Cameroon, Mongolia, Indonesia, Democratic Republic of the Congo, Ivory Coast |