Family name Риля (Rilia 
, Rilya , Риля 
) , in all the world, is a rare surname. The surname Риля is habitual in Georgia, where it is a very rare surname, Indonesia, and Ukraine. Not in comparison with a country's population, it is commonest in Indonesia, Ukraine, and Nigeria. More frequently, Риля is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rilia | Indonesia, Nigeria, United States, India, Brazil |
| Rilya | India, Indonesia, Brazil, United States |
| Риля | Kazakhstan, Russia, Ukraine |
| Rilja | India |
Можина, Васина, Хисаева, Юсипова, Зиялтдинова, Исламова, Исхакова, Хасанова, Федорова, Ахияртдинова, Бахтигареева, Гайнетдинова, Салахутдинова, and Салимгареева