Family name Eruka (Eruka 
) , in the world, is a rare cognomen. The last name Eruka is habitual in Nigeria, where it is a very rare surname, India, where it is an extremely rare surname, and Venezuela. Measured by absolute frequency, it is commonest in Nigeria, India, and the United States. Likewise, Eruka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Eruka | South Africa, United States, India, Nigeria, Malaysia |