Family name Jehnah (Jehnah 
) , throughout the world, is a very rare last name. The cognomen Jehnah is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname, and Malaysia, where it is an extremely rare surname. Much less frequently, Jehnah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jehnah | Malaysia, Thailand, United States |