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Cognomen Jaroszlav (Ярослав
, Яраслаў
, Jaroszlav
) , all around the world, is quite a rare family name. The last name Jaroszlav is characteristic of Moldova, where it is quite a rare surname, Belarus, and Kyrgyzstan. Measured by absolute frequency, the name is most common in Russia, Belarus, and Uzbekistan. Predominantly, Jaroszlav is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ярослав | Kazakhstan, Russia, Moldova, Belarus, Ukraine |
| Яраслаў | Belarus |
| Jaroszlav | Hungary, United Kingdom |
Plesa, Galuh, Gajdos, Zinyak, and Szemancsik