Throughout the world, Riyon (Riyon 
) is a rare male forename. The given name Riyon is habitual in the Democratic Republic of the Congo, where it is a rare male name, Indonesia, and Bangladesh. Very seldom, Riyon is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Riyon | Japan, Indonesia, India, Bangladesh, Democratic Republic of the Congo |