Cognomen Selmah (Selmah 
) , worldwide, is a rare last name. The cognomen Selmah is habitual in Liberia, where it is quite a rare surname, Malaysia, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. More frequently, Selmah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Selmah | Malaysia, Namibia, Indonesia, Liberia, Turkey |