Cognomen 歐內斯特 (Ernest 
, Earnest 
, 歐內斯特 
) , across the world, is a widespread last name. The last name 歐內斯特 is characteristic of Tanzania, where it is quite a common surname, Ghana, and Saint Lucia (explore the name in all countries). Measured by absolute frequency, it is commonest in Sub-Saharan Africa, particularly Nigeria, Tanzania, and Ghana. More prevalently, 歐內斯特 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ernest | South Africa, Ghana, Nigeria, United States, Tanzania |
| Earnest | South Africa, Nigeria, United States, Tanzania, Cameroon |
| 歐內斯特 | China |