Family name ירוסלב (Jaroslav 
, Jarosław , Jaroslaw 
) , worldwide, is a widespread last name. The surname ירוסלב is characteristic of Eastern Europe, particularly Poland, where it is a widespread surname, Czechia, where it is quite a common surname, and Slovakia. Also, ירוסלב is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jaroslav, Jarosław | Germany, Czechia, United Kingdom, Poland, Slovakia |
| Jaroslaw | Germany, Czechia, United Kingdom, United States, Poland |
| ירוסלב | Israel |