Worldwide, Niejas (Niejas 
) is a very rare primarily masculine, but very seldom girly given name. The forename Niejas is habitual in Southern Asia, particularly India, where it is an extremely rare primarily male, but scarcely girly name. Likewise, Niejas is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Niejas | India, Malaysia |