Cognomen Onzere (Onzere 
) , in the world, is quite a rare family name. The surname Onzere is characteristic of Kenya, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Onzere is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Onzere | Kenya, United States |