Surname Nigiar (Нигяр 
, Нигиар , Nigiar 
) , all around the world, is a very rare family name. The surname Nigiar is characteristic of Georgia, where it is a rare surname, Kyrgyzstan, and Armenia. More prevalently, Nigiar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Нигяр | Kazakhstan, Russia, Kyrgyzstan, Armenia, Azerbaijan |
| Нигиар | Russia |
| Nigiar | Georgia, Ukraine, United States, Greece |