Worldwide, Gaharu (Gaharu 
) is quite a rare masculine forename. The first name Gaharu is habitual in India, where it is a rare masculine name, and Indonesia, where it is a very rare male name. Likewise, Gaharu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Gaharu | Indonesia, Malaysia, India, Japan |