Family name Romanovskij (Романовский 
, Romanovskij 
) , throughout the world, is a common surname. The surname Romanovskij is habitual in Belarus, where it is quite a common surname, Lithuania, where it is quite a rare surname, and Russia. In absolute terms, it is the most numerous in Russia, Belarus, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Романовский | Ukraine, Kazakhstan, Russia, Belarus, Kyrgyzstan |
| Romanovskij | United Kingdom, Lithuania, Liechtenstein, Belarus, Germany |
Romanovsky, and Romanowski
| nikolaj nikolaevich romanovskij Ph.D. Sobolev Institute of Mathematics, Novosibirsk 2001 |
|