Surname Олеса (Олеса 
) , all around the world, is an extremely rare last name. The surname Олеса is habitual in Central Asia, particularly Kyrgyzstan, where it is a very rare surname. Much more frequently, Олеса is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Олеса | Kyrgyzstan, Russia |