In all the world, Roilin (Roilin 
) is a very rare unisex first name. The first name Roilin is habitual in the Dominican Republic, where it is a rare boy's name, and India, where it is an extremely rare dominantly girly, but infrequently masculine name. Very seldom, Roilin is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Roilin | Dominican Republic, India, Honduras, Costa Rica, Malaysia |