Cognomen Ruhayah (Ruhayah 
) , in the entire world, is a rare last name. The family name Ruhayah is characteristic of South-eastern Asia, particularly Indonesia, where it is a very rare surname, and Malaysia. Also, Ruhayah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruhayah | Malaysia, Indonesia, Singapore |