Around the world, Rioh (Rioh 
) is a very rare mostly masculine, but uncommonly girly forename. The first name Rioh is habitual in South-eastern Asia, particularly Indonesia, where it is a very rare boy's name, and Philippines, where it is a very rare unisex name. More prevalently, Rioh is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Rioh | Philippines, United States, India, Indonesia, Malaysia |