Family name Kotlinskij (Котлинский 
, Kotlinskij 
) , all over the world, is a rare surname. The surname Kotlinskij is characteristic of Belarus, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Котлинский | Kazakhstan, Russia, Ukraine, Belarus |
| Kotlinskij | Germany, Belarus |