All over the world, Hadeja (Hadeja 
) is a rare epicene given name. The given name Hadeja is characteristic of Nigeria, where it is a very rare epicene name, and India, where it is an extremely rare female name. More frequently, Hadeja is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Hadeja | Ethiopia, Saudi Arabia, Philippines, Nigeria, India |