Cognomen Tikhanskii (Tikhanskii 
, Тиханский 
) , all over the world, is a rare surname. The surname Tikhanskii is habitual in Belarus, where it is quite a rare surname, Kazakhstan, where it is a very rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Tikhanskii | Belarus, Russia |
| Тиханский | Belarus, Russia, Kazakhstan |
Тиханський, and Тіханскій