Family name റിയാസ് (Riyaz 
, റിയാസ്) , in all the world, is a common last name. The last name റിയാസ് is habitual in Maldives, where it is a common surname, United Arab Emirates, where it is quite a common surname, and Saudi Arabia (explore the name in all countries). Not in comparison with a country's population, it is commonest in India, Pakistan, and Saudi Arabia. More prevalently, റിയാസ് is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Riyaz | Sri Lanka, United Arab Emirates, India, Pakistan, Saudi Arabia |