Cognomen Kočer (Кочер 
, Kočer 
) , globally, is a very rare last name. The surname Kočer is habitual in Eastern Europe, particularly Czechia, where it is a rare surname, Ukraine, where it is a very rare surname, and Russia. Very seldom, Kočer is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Кочер | Russia, Ukraine |
| Kočer | Czechia |
| michal kočer Czech astronomer, CZ |
|