Cognomen Kozlovskii (Козловский 
, Kozlovskii 
) , around the world, is a common surname. The cognomen Kozlovskii is characteristic of Belarus, where it is quite a common surname, Russia, where it is quite a rare surname, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Козловский | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| Kozlovskii | Spain, Kazakhstan, Belarus, Australia, Russia |
Козловскии, Козловскій, Козловський, Козловській, and Козловьський
| igor kozlovskii researcher |
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| v l kozlovskii researcher |
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| knyaz nikolai aleksyeevich kozlovskii Peerage person ID=438791 |
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