Surname Ruvinskij (Ruvinskij 
, Рувинский 
) , all around the world, is a rare cognomen. The cognomen Ruvinskij is habitual in Russia, where it is a rare surname, Kazakhstan, where it is a very rare surname, and Kyrgyzstan. In absolute terms, it is the most numerous in Russia, Kazakhstan, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Ruvinskij | Germany |
| Рувинский | Kyrgyzstan, Kazakhstan, Russia |