The FIS Cross-Country Slavic Cup is a series of cross-country skiing events arranged by the International Ski Federation (FIS).
It is one of the nine FIS Cross-Country Continental Cups, a second-level competition ranked below the World Cup.
The Slavic Cup is open for competitors from all nations, but are mainly a competition for skiers from three nations; Hungary, Poland and Slovakia.
In the end of certain periods, the overall leaders for both genders receive a place in the World Cup in the following period.
The overall winners of the season receive a place in the World Cup in the beginning of the following season.