Last name Осеров (Осеров 
) , worldwide, is a very rare family name. The last name Осеров is characteristic of Kazakhstan, where it is a rare surname, Kyrgyzstan, where it is a very rare surname, and Russia, where it is an extremely rare surname. Very seldom, Осеров is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Осеров | Kyrgyzstan, Kazakhstan, Russia |
| георгий осеров Estonian technologist, EE (b. 1921) |
|