Across the world, Ольг (Ольг 
) is a very rare unisex first name. The forename Ольг is habitual in Eastern Europe, particularly Russia, where it is a very rare unisex name. Much less frequently, Ольг is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ольг | Kyrgyzstan, Russia |