Cognomen ريلا (Rayla 
, Rilla , ريلا 
) , all over the world, is quite a rare last name. The family name ريلا is characteristic of Egypt, where it is quite a rare surname, Finland, and Uruguay, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in Egypt, Philippines, and India. Also, ريلا is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rilla, Rayla | Brazil, Philippines, India, United States, Indonesia |
| ريلا | Sudan, Algeria, Iraq, Morocco, Egypt |