Cognomen Idiyah (Idiyah 
) , in the entire world, is a very rare last name. The cognomen Idiyah is characteristic of Indonesia, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. Much less frequently, Idiyah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Idiyah | Indonesia, Nigeria |