In all the world, Oiler (Oiler 
, Ойлер 
) is a very rare primarily masculine, but very seldom female given name. The first name Oiler is habitual in Latin America and the Caribbean, particularly Peru, where it is a rare boy's name. Much more prevalently, Oiler is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Oiler | Brazil, United States, New Zealand, Peru, Germany |
| Ойлер | Russia, Kazakhstan, Kyrgyzstan |