In all the world, Роман-Ярослав (Роман-Ярослав 
) is a very rare boy's first name. The first name Роман-Ярослав is habitual in Eastern Europe, particularly Ukraine, where it is a very rare boy's name. Parts of the name also exists independently as a first name Роман, and a first name Ярослав.
| VARIANT | COUNTRY |
|---|---|
| Роман-Ярослав | Ukraine |