Cognomen Elgah (Elgah 
) , across the world, is an extremely rare surname. The family name Elgah is characteristic of Sub-Saharan Africa, particularly Nigeria, where it is an extremely rare surname. Also, Elgah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Elgah | Brazil, Nigeria, United States, South Africa |