Surname Chudnovskaya (Chudnovskaya 
, Чудновская 
) , throughout the world, is a rare family name. The cognomen Chudnovskaya is characteristic of Belarus, where it is a rare surname, Russia, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Chudnovskaya | Kazakhstan, Canada, United States, Germany, Russia |
| Чудновская | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| darina chudnovskaya researcher |
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| margarita chudnovskaya researcher (ORCID 0000-0002-4934-271X) |
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