Worldwide, Olex (Olex 
) is a very rare principally male, but very seldom feminine first name. The forename Olex is habitual in South-eastern Asia, particularly Indonesia, where it is a very rare male name. Likewise, Olex is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Olex | Germany, Indonesia, Malaysia, United States, Poland |