Cognomen Rochtchine (Рощин 
, Rochtchine 
) , around the world, is a common family name. The last name Rochtchine is habitual in Eastern Europe, particularly Russia, where it is quite a rare surname, Belarus, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Рощин | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| Rochtchine | Canada, United States |