Surname ييلا (Yella 
, Yilla 
, ييلا) , all over the world, is a common cognomen. The last name ييلا is habitual in Sierra Leone, where it is quite a rare surname, the Democratic Republic of the Congo, and India. Measured by absolute frequency, it is the most numerous in India, the Democratic Republic of the Congo, and Tanzania. Likewise, ييلا is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yella | Indonesia, Democratic Republic of the Congo, India, Cameroon, Tanzania |
| Yilla | United Kingdom, India, Sierra Leone, United States, Nigeria |