In the entire world, Ngọc Linh (Ngọc Linh 
) is a very rare epicene given name. The first name Ngọc Linh is characteristic of South-eastern Asia, particularly Vietnam, where it is a very rare gender-neutral name. Likewise, Ngọc Linh is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ngọc Linh | Vietnam, Japan |