Cognomen Osmolovskaya (Осмоловская 
, Osmolovskaya 
) , worldwide, is quite a rare surname. The last name Osmolovskaya is characteristic of Belarus, where it is quite a rare surname, Russia, and Kazakhstan, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Осмоловская | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Osmolovskaya | Russia, Australia, Belarus, United States, Canada |
| maria osmolovskaya Ukrainian Righteous Among the Nations, UA |
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| m.b. osmolovskaya botanist |
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| olga osmolovskaya researcher (ORCID 0000-0001-6223-5559) |
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| kristina osmolovskaya Belarusian association football player, BY |
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| diana osmolovskaya Belarusian association football player, BY |
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