Family name Рассолько (Рассолько 
) , in the world, is a rare last name. The cognomen Рассолько is habitual in Belarus, where it is quite a rare surname, Kazakhstan, where it is a very rare surname, and Ukraine. In absolute terms, it is the most numerous in Eastern Europe, particularly Belarus, Russia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Рассолько | Kazakhstan, Russia, Ukraine, Belarus |