Last name Ольга-Емілія (Ольга-Емілія 
) , in the world, is an extremely rare cognomen. Much more frequently, Ольга-Емілія is the forename as well as the last name. Parts of the name also exists independently as a first name Ольга, and a first name Емілія.
| VARIANT | COUNTRY |
|---|---|
| Ольга-Емілія | Ukraine |