Cognomen Onesha (Onesha 
) , worldwide, is a rare last name. The cognomen Onesha is habitual in Tanzania, where it is a rare surname, and the United States, where it is an extremely rare surname. Also, Onesha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Onesha | South Africa, United States, Tanzania, India, Jamaica |